PTO Manual of Classification for US patents

PTO Manual of Classification for US patents

What follows are the subclasses from one class of the Manual of Classification for US patents. As you scroll through the list and encounter a class/subclass of interest, you can jump back to the top and retrieve patent titles by entering the class/subclass in the box below.


Enter a class/subclass code here to get a list of patent titles. Use any of the following forms:
363-131 121-55A 14-.5
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Class Number: 427
 Class Title: COATING PROCESSES

Subclass  Subclass
Number    Title

  1       BODY MEMBER PRINTING (E.G., FINGERPRINTING, ETC.)
  2       MEDICAL OR DENTAL PRODUCT PRODUCED
  3       .Tablets, pills, pellets or capsules coated
  4       PLANT MEMBER OR ANIMAL SPECIMEN COATING
  5       RADIOACTIVE BASE OR COATING
  6       .Particles or nuclear reactor fuel elements coated
  7       FRAUD OR TAMPER DETECTING
  8       MEASURING, TESTING OR INDICATING
  9       .Thickness or uniformity of thickness determined
  10      ..Electrical or optical
  11      FRICTIONAL APPLICATION (I.E., RUBBING SOLID COATING MATERIAL ON
           BASE)
  446     SPRAY COATING UTILIZING FLAME OR PLASMA HEAT (E.G., FLAME
           SPRAYING, ETC.)
  447     .Organic containing coating
  448     .Nonuniform or patterned coating
  449     .Continuous feed solid coating material (e.g., wire, rod, or
            filament, etc.)
  450     .Inorganic carbon containing coating, not as steel (e.g.,
            carbide, etc.)
  451     ..Additionally containing nickel, cobalt, or iron as free metal
             or alloy
  452     .Silicon containing coating
  453     .Metal oxide containing coating
  454     ..Superposed diverse or multilayer similar coatings applied
  455     .Metal or metal alloy coating
  456     ..Aluminum, nickel, cobalt, or iron metal or alloy containing
             coating
  457     DIRECT APPLICATION OF ELECTRICAL, MAGNETIC, WAVE, OR PARTICULATE
           ENERGY
  458     .Electrostatic charge, field, or force utilized
  459     ..Fluidized bed utilized
  460     ...Ionization or corona discharge utilized
  461     ...Heating or fusing applied coating
  462     ..Flock or fiber applied
  463     ...Pile- or nap-type surface formed
  464     ....Heating, drying, or cooling adhesive surface
  465     ....Organic substrate specified (e.g., fabric, etc.)
  466     ..Nonuniform or patterned coating (e.g., ink jet printing,
             etc.)
  467     ...Edging or striping
  468     ...Mask or stencil utilized
  469     ...Coating material consists of charged particles (e.g., paint,
              pigment, dye, etc.)
  470     ..Superposed diverse or multilayer similar coatings applied
  471     ..Applying coatings to opposite sides of a substrate (excluding
             processes where all coatings is by immersion)
  472     ..Positioning, orientation, or application of non-sprayed,
             non-atomized coating material solely by electrostatic charge,
             field, or force
  473     ...Inorganic substrate
  474     ...Solid particles appliedd
  475     ..Solid particles or atomized liquid applied
  476     ...Inside hollow articles
  477     ...Articles or substrates sequentially moved past atomizing
              source
  478     ....Collection of off-target or fugitive coating material
  479     ....Utilizing multiple spray source (e.g., atomizers)
  480     ....Movable atomizer or spray source (e.g., spray source or
               atomizer rotates, reciprocates, oscillates, etc.)
  481     ....Rotatable base or support for substrate
  482     ...Running or indefinite length substrate
  483     ...Utilizing apparatus to atomize and electrostatically charge
              liquid coating material (e.g., charging electrode adjacent
              spray source, etc.)
  484     ....Rotatable atomizer or spray source
  485     ...Coating contains organic material
  486     ....Inorganic substrate
  487     .Polymerization of coating utilizing direct application of
            electrical, magnetic, wave, or particulate energy (ie.,
            including cross-linking, curing, and hardening of organics)
  488     ..Plasma initiated polymerization
  489     ...Organosilicon containing coating
  490     ...Flurocarbon containing coating
  491     ...Organic substrate
  492     ..Multiple applications of identical radiation energy source to
             polymerize (e.g., pulse, flash, lamp, etc.)
  493     ..Application of plural diverse energy sources to polymerize
             (e.g., electromagnetic wave plus resistance heat, ultraviolet
             wave plus infrared wave, etc.)
  494     ..Gloss control (e.g., light scattering, etc.)
  495     ..Polymerization involving the control of oxygen containing gas
             as an inhibitor (e.g., air, etc.)
  496     ..High energy electromagnetic radiation or high energy particles
             utilized (e.g., gamma rays, X-rays, atomic particles, ie.,
             alpha rays, beta rays, electrons, etc.)
  497     ...Vapor deposition utilized
  498     ...Immersion, partial immersion, spraying, or spin coating
              utilized (e.g., dipping, etc.)
  499     ....Natural cellulose substrate
  500     ...Coating material includes colorant or pigment
  501     ...Textile, fiber, or wire coated or impregnated
  502     ...Magnetic recording medium formed
  503     ...Organosilicon containing coating material
  504     ...Nonuniform or patterned coating (e.g., mask, printing, etc.)
  505     ...Coating is adhesive or intended to be made adhesive (e.g.,
              release sheet or coating, etc.)
  506     ...Benzene ring or nitrogen containing coating material
  507     ....Styrene or carboxamide group containing coating material
               (e.g., urea, urethane, etc.)
  508     ..Low energy electromagnetic radiation utilized (e.g., UV,
             visible, IR, microwave, radio wave, actinic, laser, etc.)
  509     ...Vapor deposition utilized
  510     ...Nonuniform or patterned coating (e.g., mask, printing,
              textured, etc.)
  511     ....Printing ink utilized
  512     ...Immersion, partial immersion, spraying, or spin coating
              utilized (e.g., dipping, etc.)
  513     ...Textile or fiber coated or impregnated
  514     ...Coating material includes colorant or pigmentt
  515     ...Organosilicon containing coating material
  516     ...Coating is adhesive or is intended to be made adhesive (e.g.,
              release sheet or coating, etc.)
  517     ...Coating includes specified rate affecting material
  518     ....Inorganic substrate
  519     ....Keto or aldehyde containing group is part of the rate
               affecting coating material (e.g., benzoin, benzophenone,
               acetaldehyde, etc.)
  520     ...Benzene ring or nitrogen containing coating material
  521     ...Radiation as heat source (e.g., radiant energy, etc.)
  522     ..Resistance or induction heat-initiated polymerization
  523     .Ion plating or implantation
  524     ..With simultaneous sputter etching of substrate
  525     ..Organic material present in substrate, plating, or implanted
             layer
  526     ..Nonuniform or patterned ion plating or ion implanting (e.g.,
             mask, etc.)
  527     ..Silicon present in substrate, plating, or implanted layer
  529     ..Inorganic oxide containing plating or implanted material
  530     ..Inorganic metal compound present in plating or implanted
             material (e.g., nitrides, carbides, borides, etc.)
  528     ..Metal or metal alloy substrate
  531     ..Metal or metal alloy plating or implanted material
  532     .Pretreatment of substrate or post-treatment of coated
            substrate
  533     ..Ionized gas utilized (e.g., electrically powered source,
             corona discharge, plasma, glow discharge, etc.)
  534     ...Cleaning or removing part of substrate (e.g., etching with
              plasma, glow discharge, etc.)
  535     ...Plasma (e.g., cold plasma, corona, glow discharge, etc.)
  536     ....Organic substrate
  537     .....Metal containing coating
  538     .....Textile or fiber coated or impregnated
  539     ....Oxygen containing atmosphere
  540     ..Arc or electrical discharge
  541     ..Drying
  542     ...Infrared or radiant heating
  543     ..Induction or dielectric heating
  544     ...Organic coating containing material
  545     ..Resistance heating
  546     ...Metal or metal alloy containing coating
  547     ..Magnetic field or force utilized
  548     ...Magnetic recording medium or device formed
  549     ....Running length substrate
  550     ...Magnetizable powder, flakes, or particles utilized
  551     ..High energy electromagnetic radiation or high energy particles
             utilized (e.g., gamma ray, X-ray, atomic particle, ie., alpha
             ray, beta ray, high energy electron, etc.)
  552     ...Nonuniform or patterned coating
  553     ..Low energy electromagnetic radiation (e.g., microwave, radio
             wave, IR, UV, visible, actinic, laser, etc.)
  554     ...Laser
  555     ....Nonuniform or patterned coating
  556     .....Metal or metal alloy substrate
  557     ...Thermal processes (e.g., radiant heat, infrared, etc.)
  558     ....Ultraviolet light
  559     ....Fusing, curing, or annealing (e.g., ceramics, etc.)
  560     ..Sonic or ultrasonic (e.g., cleaning or removing material fromm
             substrate, etc.)
  561     .Pretreatment of coating supply or source outside of primary
            deposition zone or off site
  562     ..Electric discharge (e.g., corona, glow discharge, etc.)
  563     ...Silicon containing coating material
  564     ...Metal, metal alloy, or metal oxide containing coating
              material
  565     ..Sonic or ultrasonic (e.g., vibratory energy, etc.)
  566     ..Electron irradiation (e.g., e-beam evaporation, etc.)
  567     ...Silicon or metal oxide coating (e.g., glass, etc.)
  568     ..Silicon containing coating supply or source
  569     .Plasma (e.g., corona, glow discharge, cold plasma, etc.)
  570     ..Utilizing plasma with other non-ionizing energy sources
  571     ...With magnetic enhancement
  572     ...Light as energy source
  573     ...With heated substrate
  574     ...Silicon containing coating
  575     ..Generated by microwave (ie., 1mm to 1m)
  576     ..Metal, metal alloy, or metal oxide coating
  577     ..Inorganic carbon containing coating material, not as steel
             (e.g., carbide, etc.)
  578     ..Silicon containing coating material
  579     ...Silicon oxides or nitrides
  580     .Electrical discharge (e.g., arcs, sparks, etc.)
  581     .Chemical deposition from liquid contiguous with substrate via
            electron beam or light (e.g., photo chemical liquid deposition,
            etc.)
  582     .Photo initiated chemical vapor deposition (i.e., photo CVD)
  583     ..Silicon containing coating
  584     ..Metal, metal alloy, or metal oxide coating
  585     .Chemical vapor deposition (e.g., electron beam or heating using
            IR, inductance, resistance, etc.)
  586     ..Pyrolytic use of laser or focused light (e.g., IR, UV lasers
             to heat, etc.)
  587     ..Resistance or induction heating
  588     ...Silicon or semiconductor material containing coating
  589     ....Silicon carbide
  590     ...Boron, nitrogen, or inorganic carbon containing coating
  591     .Induction or dielectric heating
  592     .Resistance heating
  593     ..Vapor deposition employing resistance heating of substrate or
             coating material
  594     ..Immersion or partial immersion
  595     .Electromagnetic or particulate radiation utilized (e.g., IR,
            UV, X-ray, gammma ray, actinic, microwave, radio wave, atomic
            particle, i.e., alpha ray, beta ray, electron, etc.)
  596     ..Laser or electron beam (e.g., heat source, etc.)
  597     ...Metal or metal alloy containing coating material applied
  598     .Magnetic field or force utilized
  599     ..Magnetic recording medium or device formed
  600     .Sonic or ultrasonic
  601     ..Immersion bath utilized
  58      ELECTRICAL PRODUCT PRODUCED
  59      .Welding electrode
  60      ..Post-treating with solid treating member
  61      ..Metal coating or Group IIA metalic compound containing
             coating
  62      .Superconductorr
  63      ..Nonuniform coating
  64      .Fluorescent or phosphorescent base coating (e.g., cathode ray
            tube, luminescent screen, etc.)
  65      ..X-radiation properties
  66      ..Electroluminescent lamp
  67      ..Fluorescent lamp
  68      ..Multicolor or mosaic (e.g., color T.V. tube, etc.)
  69      ..Vapor deposition
  70      ...Nonmetallic coating formed by vapor deposition
  71      ..Particles applied
  72      ..Rotating the base
  73      ..Settling out of liquid
  74      .Photoelectric
  75      ..Mosaic or nonuniform coating
  76      ..Coating is selenium, tellurium or compound thereof
  77      .Electron emissive or suppressive (excluding electrode for arc)
  78      ..Vapor deposition or spraying
  79      .Condenser or capacitor
  80      ..Electrolytic or barrier layer type
  81      ..Vacuum or pressure utilized
  96      .Integrated circuit, printed circuit or circuit board
  97      ..Coating hole walls
  98      ..Immersion metal plating from solution (e.g., electroless
             plating, etc.)
  99      ..Vapor deposition
  100     .Piezoelectric properties
  101     .Resistor for current control (excludes heating element)
  102     ..Nonuniform coating
  103     ..Applying superposed diverse coatings or coating a coated base
  104     .Motor stator or core for winding
  105     .Hollow article
  106     ..Glass (e.g., light bulb, etc.)
  107     ...Vapor deposition
  108     .Transparent base
  109     ..Vapor deposition
  110     ..Spraying
  111     .Filament for lamp or tube
  112     ..Carbon filament
  113     .Carbon base
  114     ..Brushes
  115     .Fuel cell part
  116     .Coil or winding
  117     .Wire conductor
  118     ..Applying superposed coatings or coating a coated base
  119     ..Foam, cellular or natural rubber coating
  120     ..Heat utilized
  121     .Cellulosic or fibrous base (e.g., wood, paper, etc.)
  122     .Carbon coating
  123     .Metal coating
  124     ..Vapor deposition or utilizing vacuum
  125     ..Silver, gold, platinum or palladium
  126.1   .Metallic compound coating
  126.2   ..Glass or ceramic base or coating
  126.3   ..Metal oxide, peroxide, or hydroxide coating
  126.4   ...Metal is Al
  126.5   ...Metal is Au, Ag, Pt, Pd, Ru, Rh, Os, Ir
  126.6   ...Metal is Ni, Fe, or Co
  127     MAGNETIC BASE OR COATINGG
  128     .Magnetic coating
  129     ..With pretreatment of base
  130     ..With post-treatment of coating or coating material
  131     ..Applying superposed diverse coating or coating a coated base
  132     ..Metal coating
  133     MOLD COATING
  134     .Sand mold
  135     .Metal mold
  136     COATING PAVEMENT OR THE EARCH (E.G., ROADMAKING, ETC.)
  137     .Striping, marking or increasing reflectivity
  138     .Asphalt, bitumen, oil or tar containing coating
  139     ..Rolling
  140     RESTORING OR REPAIRING
  141     .Carbon paper or inked ribbon
  142     .Metal article
  143     STENCIL BLANK MAKING
  144     HECTROGRAPHIC OR COPYING SURFACE MAKING
  145     LATENT IMAGE FORMED OR DEVELOPED
  146     TRANSFER OR COPY SHEET MAKING
  147     .Decal or embossing foil type (i.e., continuous film transfers)
  148     ..Heat sensitive
  149     ..Fluid releasable
  150     .Reactive components
  151     ..Heterocyclic organic compound component
  152     .Coating opposite sides or forming plural or nonuniform coats
  153     .Carbon paper type
  154     REMOVABLE PROTECTIVE COATING APPLIED
  155     .Organic base
  156     .Metal base
  157     FLUORESCENT OR PHOSPHORESCENT COATING
  158     .Optical brightening
  159     INCANDESCENT MANTLE PRODUCED
  160     COATING HAS X-RAY, ULTRAVIOLET OR INFRARED PROPERTIES
  161     TRANSPARENCY OR TRANSLUCENCY INCREASED (E.G., MAKING WINDOW
           ENVELOPES, ETC.)
  162     OPTICAL ELEMENT PRODUCED
  163     .Polarizer, windshield, optical fiber, projection screen or
            spherical reflector
  164     .Transparent base
  165     ..Glass
  166     ...Vapor depositing
  167     ....Silicon compound coating (e.g., quartz, etc.)
  168     ...Spraying
  169     ...Immersion
  170     DELUSTERING FABRIC OR YARN
  171     WITH STRETCHING OR TENSIONING
  172     .Running lengths
  173     ..Lateral stretching
  174     ..Particles or fibers applied
  175     ..Cord, thread, yarn or wire
  176     ..Textile fabric
  177     WITH WINDING, BALLING, ROLLING, OR COILING
  178     .Metal or glass base (e.g., wire, etc.)
  179     .Paper or felt base
  180     SOLID PARTICLES OR FIBERS APPLIED
  181     .Interior or hollow article coating
  182     ..Fluidized bed utilized
  183     ..Rotating the basee
  184     .Nonuniform speed or nonrectilinear base motion
  185     .Fluidized bed utilized
  186     .Roofing produced
  187     ..With cutting
  188     ..Localized different areas produced
  189     .Uniting particles to form continuous coating with
            nondiscernible paticles
  190     ..Metallic compound particles
  191     ..Metal particles
  192     ...Aluminum, copper or zinc particles
  193     ..Vitrifiable particles
  194     ..Roller utilized
  195     ..Synthetic resin particles
  196     .Plural direction application of coating materials or
            simultaneously applying particles and binder from different
            sources
  197     .Localized different areas produced (e.g., printing, etc.)
  198     ..Deforming the base or coating or removing part of the coating
  199     ..Silicon compound, metal or metallic compound containing
             particles applied
  200     ..Flock or fibers applied
  201     .Plural particulate materials applied
  202     .Applying superposed diverse coatings or coating a coated base
  203     ..Coating over the applied coating of particles
  204     ..Silicon compound containing particles (e.g., sand, etc.)
  205     ..Metal or metallic compound containing particles
  206     ..Flock or fibers applied
  207.1   COATING REMAINS ADHESIVE OR IS INTENDED TO BE MADE
           ADHESIVE
  208     .Application to opposite sides of base
  208.2   .Heat sensitive adhesive
  208.4   .Pressure sensitive adhesive
  208.6   ..Nonuniform coating (e.g., perforated, etc.)
  208.8   ..Applying superposed diverse coatings or coating a coated
             base
  209     APPLICATION TO OPPOSITE SIDES OF SHEET, WEB OR STRIP (EXCLUDING
           PROCESSES WHERE ALL COATING IS BY IMMERSION)
  210     .Nonuniform coating
  211     .Roller applicator utilized
  212     PARTICLES, FLAKES OR GRANULES COATED OR ENCAPSULATED
  213     .Fluidized bed utilized
  213.3   .Solid encapsulation process utilizing an emulsion or
            dispersion to form a solid-walled microcapsule
  213.31  ..With post-treatment of encapsulant or encapsulating
             material, e.g., further coating, hardening, etc.
  213.32  ...Hardening
  213.33  ....Using crosslinking agent
  213.34  ..Solid-walled microcapsule formed by in situ
             polymerization
  213.35  ..Solid-walled microcapsule formed from gelatin or
             derivative thereof
  213.36  ..Solid-walled microcapsule formed from preformed synthetic
             polymer
  214     .Applying superposed diverse coatings or coating a coated base
  215     .Inorganic base
  216     ..Metal base
  217     ..Metal coating
  218     ..Pigment containing coatingg
  219     ...Silicon compound containing coating
  220     ..Organic coating
  221     ...Resin, rubber or hardenable oil containing coating
  222     .Resin base
  223     FLAME CONTACT
  224     .After coating
  225     .Metal coating
  226     HEAT DECOMPOSITION OF APPLIED COATING OR BASE MATERIAL
  227     .Base material decomposed or carbonized
  228     .Coating decomposed to form carbide or coating carbonized
  229     .Coating decomposed to form metal
  230     INTERIOR OF HOLLOW ARTICLE COATING
  231     .Rotating the article
  232     ..Removing excess coating material
  233     ..Spraying
  234     ..Metal base
  235     .Removing excess coating material
  236     .Spraying
  237     .Coating by vapor, gas, mist or smoke
  238     .Vacuum or pressure utilized
  239     .Metal base
  240     CENTRIFUGAL FORCE UTILIZED
  241     .Metal coating
  242     RUMBLING OR TUMBLING
  243     FORAMINOUS PRODUCT PRODUCED
  244     .Filter, sponge or foam
  245     .Microporous coating (e.g., vapor permeable, etc.)
  246     ..Coagulating or jelling the coating
  247     .Metal base
  248.1   COATING BY VAPOR, GAS, OR SMOKE
  249     .Carbon or carbide coating
  250     .Metal coating
  251     ..Moving the base
  252     ..By decomposing metallic compound (e.g., pack process, etc.)
  253     ...Halogen containing compound
  254     .Wood base
  255     .Base includes inorganic silicon or metal containing compound
            (e.g., glass, ceramic, brick, etc.)
  255.1   .Mixture of vapors or gases utilized
  255.2   ..The resultant coating is a mixture or a compound formed
             from the mixture utilized
  255.3   ...The mixture utilized contains oxygen
  255.4   .Base supplied constituent
  255.5   .Moving the base
  255.6   .Organic coating applied by vapor, gas, or smoke
  255.7   .Plural coatings applied by vapor, gas, or smoke
  256     NONUNIFORM COATING
  257     .Wrinkled or crackled coating
  258     .Applying superposed diverse coatings or coating a coated base
  259     ..Including a masking coating
  260     ..Hand-held brush or absorbent applicator utilized
  261     ..Final coating nonuniform
  262     ...Variegated surface produced (e.g., mottled, stippled, wood
              grained, etc.)
  263     ....Marbleized
  264     ...Deforming the base or coating or removing a portion of the
              coating
  265     ...Plural nonuniform coatingss
  266     ....Glass or ceramic base
  267     ..Variegated surface produced (e.g., mottled, stippled, wood
             grained, etc.)
  268     ...Marbleized
  269     ..Glass or ceramic base
  270     ..Deforming the base or coating or removing a portion of the
             coating
  271     .Deforming the base or coating or removing a portion of the
            coating
  272     ..Mask or stencil utilized
  273     ..Fluid treating the coating (e.g., vapor treating, etc.)
  274     ..Variegated surface produced (e.g., stippled, marbleized,
             mottled, wood grained, etc.)
  275     ..Deforming the base
  276     ...Simultaneously deforming the coating
  277     ..Solid treating member contacts coating
  278     ...Roller treating member
  279     .Vitreous coating
  280     .Variegated surface produced (e.g., mottled, wood grained,
            etc.)
  281     ..Marbleized
  282     .Mask or stencil utilized
  283     .Crystalization or precipitation coating
  284     .Edge or border coating
  285     ..Paper or textile base
  286     .Striping (i.e., forming stripes)
  287     .Metal, glass or ceramic base)
  288     .Paper or textile base
  289     WITH CUTTING, HOLDING, SEVERING OR ABRADING THE BASE
  290     .Prior to coating
  291     ..Wood base (e.g., injecting, etc.)
  292     ..Inorganic base
  293     .Rectilinear cutting to length
  294     VACUUM UTILIZED PRIOR TO OR DURING COATING
  295     .Metal base
  296     .Organic base
  297     ..Wood base
  298     ...Creosote, wax, oil, asphalt or bitumen coating
  299     WITH PRETREATMENT OF THE BASE
  300     .Shielding or spacing
  301     .Preapplied reaction promoter or hardener (e.g., catalyst,
            etc.)
  302     ..Resin, rubber or hardenable oil containing coating
  303     ...Cellulosic base
  304     ..Metal coating (e.g., electroless deposition, etc.)
  305     ...Nickel, copper, cobalt or chromium coating
  306     ....Organic base
  307     .Etching, swelling or dissolving out part of the base
  308     ..Cellulosic base
  309     ..Inorganic base
  310     .Fluxing
  311     ..Supernatant flux (floating)
  312     ...Lead or tin coating
  313     ..Lead or tin coating
  314     .Heating or drying pretreatment
  315     ..Steam utilized
  316     ..Organic base
  317     ...Wood basee
  318     ..Metal base
  319     ...Metal coating
  320     ....Aluminum coating
  321     ....Zinc or spelter coating (e.g., galvanizing, etc.)
  322     .Organic base
  323     ..Natural protein containing base (e.g., silk, wool, leather,
             etc.)
  324     ..Cellulosic base
  325     ...Wood base
  326     ...Paper base
  327     .Metal base
  328     ..Metal coating
  329     ...Molten metal bath utilized
  330     ..Vitreous coating
  331     WITH POST-TREATMENT OF COATING OR COATING MATERIAL
  332     .Deodorizing
  333     .Plural film forming coatings wherein one coating contains a
            chemical treating agent for the other
  334     .Oil or wax treatment of coating
  335     .Solvent vapor treatment of coating
  336     .Swelling agent or solvent applied to treat coating
  337     .Chemical agent applied to treat coating
  338     ..Proteinaceous coating
  339     ..Cellulosic coating
  340     ..Resin, resin precursor, rubber or hardenable oil containing
             coating
  341     ...Inorganic treating agent
  342     ...Textile or cellulosic base
  343     ..Inorganic coating
  344     ...Silicon compound containing coating
  345     .Coating material recirculation or regeneration
  346     .Movement of work treats coating (e.g., vibrating, tilting,
            etc.)
  347     ..Metal coating
  348     .Gas jet or blast mechanically treats coating
  349     ..Metal coating
  350     .Vacuum or reduced pressure utilized
  351     ..Wood base
  352     .Liquid extraction of coating constituent or cleaning coating
  353     ..With water
  354     ...Drying subsequent to washing
  355     .Solid treating member or material contacts coating
  356     ..Die, blade or sharp-edged tool
  357     ...Metal coating
  358     ...Organic coating
  359     ..Roller, drum or cylinder
  360     ...Metal coating
  361     ...Paper base (e.g., calendering, etc.)
  362     ....Cast coating
  363     ....Wax or oil containing coating
  364     ....Casein or starch containing coating
  365     ...Treating between rollers (e.g., calendering, etc.)
  366     ....With heating (e.g., heated roller, etc.)
  367     ..Metal coating
  368     ..Brushing
  369     ..Pressure treatment of coating (e.g., squeezing, etc.)
  370     ...With heating (e.g., hot ironing, etc.)
  371     ..Organic basee
  372.2   .Heating or drying (e.g., polymerizing, vulcanizing,
            curing, etc.)
  373     ..Cells, foam or bubbles formed
  374.1   ..And cooling
  374.2   ...Heating after cooling
  374.3   ....Without intervening coating step
  374.4   ...Fused or molten coating cooled
  374.5   ....Liquid or solid cooling medium
  374.6   ....Vacuum, vapor, or gas other than air utilized
  374.7   ....Vitreous or glazed coating
  375     ..Fusion or softening of coating
  376.1   ...Inorganic coating
  376.2   ....Metal oxide- or silicon-containing coating (e.g.,
               glazed, vitreous enamel, etc.)
  376.3   .....Metal-containing coating (e.g., cermet, etc.)
  376.4   .....Metal base
  376.5   ......Ferrous base
  376.6   ....Metal-containing coating
  376.7   .....Coating consists of metal
  376.8   ......Metal base
  377     ..Modified condition of atmosphere (e.g., steam, air movement,
             etc.)
  378     ...Movement of atmosphere
  379     ..Plural heating or drying steps
  380     ...Metal or metallic compound containing coating
  381     ...Textile or cellulosic base
  382     ....Paper or natural cellulose base
  383.1   ..Metal coating
  383.3   ...Inorganic base
  383.5   ....Fused oxide-containing base (e.g., ceramic, glass,
               etc.)
  383.7   ....Metal base
  384     ..Organic coating
  385.5   ...Resin, resin precursor, rubber, or hardenable
              oil-containing coating
  386     ....Epoxy or polyepoxide containing coating
  387     ....Silicon compound containing coating
  388.1   ....Metal base
  388.2   .....Cross-linked or infusible coating
  388.3   ......Aldehyde-containing precursor
  388.4   .....Water-containing coating (i.e., aqueous dispersion,
                emulsion or solution)
  388.5   .....Nonaqueous dispersion
  389     ....Proteinaceous base (e.g., wool, leather, etc.)
  389.7   ....Glass base
  389.8   .....Fiberglass base
  389.9   ....Textile or cellulose base
  391     .....Paper base
  392     .....Natural cellulose base
  393     ......Wood base
  393.1   .....Antistatic properties increased
  393.2   .....Wrinkle resistance of crease holding properties
                increased
  393.3   .....Flame resistance increased
  393.4   .....Antisoiling or water repellency increased
  393.5   ....Resin, rubber, or elastomer base
  393.6   ....Asbestos, ceramic, concrete, or masonry base
  394     ...Textile or cellulosic basee
  395     ....Paper base
  396     ....Natural cellulose base
  397     .....Wood base
  397.7   ..Inorganic silicon-containing coating
  397.8   ...Alkali silicate
  398.1   .Cooling
  398.2   ..Utilizing solid member contacting base or coating (e.g.,
             cooling roller, etc.)
  398.3   ..Liquid utilized (e.g., quenching, spraying, etc.)
  398.4   ..Vacuum, vapor, or gas other than air utilized
  398.5   ..Movement of atmosphere
  399     BASE SUPPLIED CONSTITUENT
  400     .Resin or rubber base
  401     COMBINED
  402     APPLYING SUPERPOSED DIVERSE COATING OR COATING A COATED BASE
  403     .Settable inorganic coating (e.g., cement, etc.)
  404     .Metal coating
  405     ..Metal base
  406     ...Zinc coating
  407.1   .Synthetic resin coating
  407.2   ..Glass base
  407.3   ...Fiberglass base
  408     ..Wood base
  409     ..Metal base
  410     ...Epoxy or polyepoxide containing coating
  411     ..Paper base
  412     ..Textile or leather base
  412.1   ..Nonfibrous organic base
  412.2   ...Cellulose derivative base
  412.3   ...Polyolefin base
  412.4   ...Halogen-containing resin base
  412.5   ...Polyester or alkyd resin base
  413     .Natural rubber or derivative containing coating
  414     .Protein or derivative containing coating (e.g., casein, glue,
            gelatin, etc.)
  415     .Cellulosic coating
  416     .Wax containing coating
  417     .Natural resin, oil or fat containing coating
  418     ..Metallic compound containing coating
  419.1   .Metallic compound-containing coating
  419.2   ..Oxide-containing coating
  419.3   ...Superposed diverse oxide coatings
  419.4   ....Vitreous coating
  419.5   ...Organic coating
  419.6   ...Vitreous coating
  419.7   ..Boride, carbide, nitride, phosphide, silicide, or
             sulfide-containing coating
  419.8   ..Organometallic or metal salt of organic
             compound-containing coating
  420     FALLING CURTAIN OF COATING MATERIAL UTILIZED (I.E., CURTAIN
           COATING)
  421     SPRAYING
  422     .Heated coating material
  424     .Moving the base
  425     ..Rotating or inverting
  426     .Ingredients supplied separately
  427     .Inorganic coating material
  428     ROLLER APPLICATOR UTILIZED (E.G., PADDING, ETC.))
  429     BRUSH OR ABSORBENT APPLICATOR UTILIZED
  430.1   IMMERSION OR PARTIAL IMMERSION
  431     .Molten metal or fused salt bath
  432     ..Inert gas or nonoxidizing atmosphere utilized
  433     ..Lead, zinc or tin coating (e.g., galvanizing, etc.)
  434.2   .Running lengths
  434.3   ..Coating applied at surface of bath only
  434.4   ..Base treated by solid member in bath (e.g., scraped,
             squeezed, etc.)
  434.5   ..Coating material moved (e.g., agitated, circulated,
             etc.)
  434.6   ..Cord, thread, yarn, wire, or rod
  434.7   ...Extending through bath-containing wall
  435     .Metal base
  436     ..Metal coating
  437     ...Chemical compound reducing agent utilized (i.e., electroless
              deposition)
  438     ....Nickel coating
  439     .Cellulosic base
  440     ..Wood base
  441     ...Creosote, wax, oil, asphalt or bitumen containing coating
  442     ..Wax, oil, asphalt or bitumen containing coating
  443     .Wax, oil, asphalt or bitumen containing coating
  443.1   .Chemical compound reducing agent utilized (i.e.,
            electroless deposition)
  443.2   .Inorganic base
  444     PRETREATMENT PER SE, OR POST-TREATMENT PER SE (WITHOUT CLAIMED
           COATING)
  445     MISCELLANEOUS