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.


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363-131 121-55A 14-.5
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Class Number: 205
 Class Title: ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND
              METHODS OF PREPARING THE COMPOSITIONS

Subclass  Subclass
Number    Title

  *       PROCESSES AND PRODUCTS
         .Electrolysis
  50      ..Product produced by electrolysis involving electrolytic
             marking, battery electrode active material forming,
             electroforming, or electrolytic coating
  51      ..Superconductor preparation involving electrolytic marking,
             electroforming or electrolytic coating, or composition
             therefor
  52      ..Electrolytic marking or composition therefor
  53      ...Utilizing inorganic color-forming material other than carbon
  54      ...Utilizing organic color-forming material
  55      ....Heterocyclic color-forming material
  56      ....Hydroxyl or carboxyl group-containing color-forming
               material
  57      ..Utilizing electrolysis to form battery electrode active
             material or composition therefor
  58      ...Organic active material other than organic metal salt
  59      ...Group IA metal-containing active material (e.g., Li, Na, K,
              etc.)
  60      ...Nickel-containing active material
  61      ....Cadmium-containing
  62      ...Cadmium-containing active material
  63      ...Lead-containing active material
  64      ...Zinc-containing active material
  65      ...Silver-containing active material
  66      ...Iron- or tin-containing active material
  67      ..Electroforming or composition therefor
  68      ...Recording device
  69      ...Printing plate or electrotype
  70      ...Mold, mask, or masterform
  71      ...Mirror or reflector
  72      ...Ornamental article
  73      ...Roll, ring, or hollow body
  74      ...Powder, flakes, or colloidal particles
  75      ...Perforated or foraminous article
  76      ...Sheet, web, wire, or filament
  77      ....Of indeterminate length
  78      ...Electrical product
  79      ...Optical element
  80      ..Electrolytic coating (process, composition and method of
             preparing composition)
  81      ...Involving measuring, analyzing, or testing
  82      ....Controlling coating process in response to measured or
               detected parameter
  83      .....Parameter is current, current density, or voltage
  84      .....Parameter is thickness, weight, or composition of coating
  85      ...Displacement or replacement coating
  86      ...Employing internal battery action during coating
  87      ...Simultaneous deplating and plating
  88      ...Utilizing subatmospheric or superatmospheric pressure during
              coatingg
  89      ...Utilizing magnet or magnetic field during coating
  90      ....Ferromagnetic material deposited
  91      ...Utilizing electromagnetic wave energy during coating (e.g.,
              visible light, etc.)
  92      ....Energy produced by laser
  93      ...Contacting coating as it forms with solid member or material
              other than electrode
  94      ...Utilizing mist prevention
  95      ...Coating has specified thickness variation
  96      ...Controlling current distribution within bath
  97      ....Shaped counterelectrode
  98      ...Treating process fluid by means other than agitation or
              heating or cooling
  99      ....Purifying electrolyte
  100     ....Treating rinse solution (e.g., rinse water, etc.)
  101     ....Regenerating or maintaining electrolyte (e.g.,
               self-regulating bath, etc.)
  102     ...Depositing predominantly single metal or alloy coating on
              single metal or alloy using specified waveform other than
              pure DC
  103     ....Reversing current or voltage
  104     ....Nonreversing pulsed current or voltage
  105     ...Depositing predominantly single metal or alloy coating on
              nonmetal using specified waveform other than pure DC or 60 Hz
              sine wave AC (e.g., single metal or alloy coating within or
              above pores of anodic oxide layer, etc.)
  106     ...Forming nonmetal coating using specified waveform other than
              pure DC or 60 Hz sine wave AC (e.g., anodic oxide coating,
              etc.)
  107     ....Reversing current or voltage
  108     ....Nonreversing pulsed current or voltage
  109     ...Coating contains embedded solid material (e.g., particles,
              etc.)
  110     ....Abrasive article produced
  111     ...Coating is dendritic or nodular
  112     ...Coating is discontinuous single metal or alloy layer (e.g.,
              islands, porous layer, etc.)
  113     ....Coating is microcracked
  114     ...Uniting two separate solid materials
  115     ...Repairing
  116     ...Mirror or reflector produced
  117     ...Utilizing brush or absorbent applicator
  118     ...Coating selected area
  119     ....Depositing ferromagnetic coating or coating ferromagnetic
               substrate
  120     ....Design or ornamental article produced
  121     .....Predominantly nonmetal electrolytic coating (e.g., anodic
                oxide, etc.)
  122     ....Specified product produced
  123     .....Product is semiconductor or includes semiconductor
  124     ......Predominantly nonmetal electrolytic coating (e.g., anodic
                 oxide, etc.)
  125     .....Product is circuit board or printed circuit
  126     ......Electroless coating from bath containing metal ions and
                 reducing agent prior to electrolytic coating
  127     .....Product is printing member
  128     ....Simultaneous or sequential coating of a plurality of
               separate articless
  129     ....Selectively coating moving substrate of indeterminate length
               (e.g., strip, wire, fiber, etc.)
  130     .....Completely coating one side of strip
  131     ....Internal coating (e.g., coating inside of cylinder, etc.)
  132     .....Moving counterelectrode
  133     ....Directing electrolyte to selected area (e.g., jet plating,
               etc.)
  134     ....Partially submerging substrate in bath
  135     ....Utilizing specified mask material
  136     ....Utilizing means other than mask
  137     ...Coating moving substrate
  138     ....Indeterminate length (e.g., strip, wire, fiber, etc.)
  139     .....Predominantly aluminum substrate
  140     .....Tin-containing coating
  141     .....Zinc-containing coating
  142     .....Chromium-containing coating
  143     ....Rotary (e.g., barrel plating, etc.)
  144     ....Utilizing fluidized bed (e.g., coating particles, flakes,
               granules, etc.)
  145     ....Simultaneous or sequential coating of a plurality of
               separate articles
  146     ....Reciprocating substrate
  147     ...Applying current to substrate without mechanical contact
              (e.g., liquid contact, bipolar electrode, etc.)
  148     ...Agitating or moving electrolyte during coating
  149     ...Coating predominantly single metal or alloy substrate of
              specified shape
  150     ....Perforated, foraminous, or permeable substrate
  151     ....Cylinder, roll, or hollow article
  152     ....Sheet, plate, or foil
  153     .....Predominantly aluminum substrate
  154     .....Tin-containing coating
  155     .....Zinc-containing coating
  156     .....Chromium-containing coating
  157     ...Coating predominantly semiconductor substrate (e.g., silicon,
              compound semiconductor, etc.)
  158     ...Coating a substrate predominantly comprised of nonconductive
              material to which conductive material or material which can
              be converted into conductive material has been added (e.g.,
              nonconductive polymer substrate containing carbon or copper
              oxide particles, etc.)
  159     ...Coating predominantly nonmetal substrate
  160     ....Fabric substrate
  161     ....Perforated, foraminous, or permeable substrate
  162     ....Ceramic or glass substrate
  163     .....Conductive material applied to substrate by painting,
                spraying, or immersion (e.g., electroless plating, etc.)
  164     ....Synthetic resin substrate
  165     .....Conductive material applied to substrate by vacuum or vapor
                deposition
  166     .....Conductive material applied to substrate by painting,
                spraying, or immersion
  167     ......Conductive material applied to substrate by plating from
                 bath containing metal ions and reducing agent (e.g.,
                 electroless plating, etc.)
  168     .......Resin contains etchable filler
  169     .......Conductive material is copper or nickel
  170     ...Forming multiple superposed electrolytic coatingss
  171     ....At least one anodic coating
  172     .....Predominantly aluminum substrate
  173     ......Electrolytically depositing material only within or above
                 pores of anodic coating (e.g., electrolytic coloring,
                 etc.)
  174     .......Multiple anodic coatings
  175     ......Multiple anodic coatings
  176     ....At least one alloy coating
  177     ....At least one predominantly zinc metal coating
  178     ....At least one chromium-containing coating
  179     .....Multiple chromium-containing coatings
  180     .....At least one predominantly nickel metal coating
  181     ....At least one predominantly nickel metal coating
  182     ....At least one predominantly copper metal coating
  183     ...Forming nonelectrolytic coating before depositing
              predominantly single metal or alloy electrolytic coating
  184     ....Nonelectrolytic coating or coatings all contain single metal
               or alloy
  185     .....Nonelectrolytic coating from zincate or stannate bath
  186     .....Nonelectrolytic coating by vacuum or vapor deposition
  187     .....Nonelectrolytic coating by plating from bath containing
                metal ions and reducing agent (e.g., electroless plating,
                etc.)
  188     ...Forming nonelectrolytic coating before forming nonmetal
              electrolytic coating
  189     ....Predominantly titanium, vanadium, zirconium, niobium,
               hafnium, or tantalum nonelectrolytic coating
  190     ....Predominantly aluminum nonelectrolytic coating
  191     ...Forming nonelectrolytic coating after depositing
              predominantly single metal or alloy electrolytic coating
  192     ....Nonelectrolytic coating by vacuum or vapor deposition of a
               predominantly single metal or alloy coating
  193     ....Nonelectrolytic coating by immersion in bath of molten metal
               to form predominantly single metal or alloy coating (e.g.,
               hot dipping, etc.)
  194     ....Nonelectrolytic coating is predominantly nonmetal
  195     .....Nonelectrolytic coating is ceramic, glass, or vitreous
                enamel
  196     .....Nonelectrolytic coating is predominantly organic material
                (e.g., paint, etc.)
  197     .....Nonelectrolytic coating is phosphorus- or
                chromium-containing (e.g., phosphate, chromate, etc.)
  198     ...Forming nonelectrolytic coating after forming nonmetal
              electrolytic coating
  199     ....Electrolytic coating is oxygen-containing (e.g., chromate,
               silicate, oxide formed by anodizing, etc.)
  200     .....Predominantly titanium, vanadium zirconium, niobium,
                hafnium, or tantalum substrate
  201     .....Predominantly aluminum substrate
  202     ......Nonelectrolytic coloring (including nonelectrolytic
                 coloring and sealing)
  203     ......Sealing
  204     .......Sealing agent includes organic constituent
  205     ...Treating substrate prior to coating
  206     ....Contacting substrate with solid member or material (e.g.,
               polishing, rolling, etc.)
  207     .....Heating substrate
  208     .....Blasting substrate with particulate materiall
  209     ....Heating substrate other than by contact with liquid
  210     ....Treating substrate with liquid other than tap water (e.g.,
               for removing foreign material, etching, activating, etc.)
  211     .....Liquid is nonaqueous (e.g., hydrocarbon solvent, fused
                bath, etc.)
  212     .....Predominantly titanium, vanadium, zirconium, niobium,
                hafnium, tantalum, molybdenum, or tungsten substrate
  213     .....Predominantly aluminum substrate
  214     ......Graining or roughening chemically or electrolytically
  215     .....Predominantly copper, zinc, or tin substrate
  216     .....Predominantly cobalt or nickel substrate
  217     .....Predominantly iron or steel substrate
  218     ......Steel containing chromium or nickel (e.g., stainless
                 steel, etc.)
  219     .....Electrolytic treatment
  220     ...Treating electrolytic or nonelectrolytic coating after it is
              formed
  221     ....Selected area
  222     ....Contacting with solid member or material (e.g., buffing,
               burnishing, polishing, etc.)
  223     ....Etching of coating
  224     ....Heating
  225     .....Tin-containing coating
  226     ......Coating is fused (e.g., reflowing, flow brightening,
                 etc.)
  227     .....Single metal or alloy coating on single metal or alloy
                substrate
  228     ......Coating is at least partially diffused or forms alloy
  229     ....Predominantly nonmetal electrolytic coating
  230     ...Utilizing fused bath
  231     ....Reactive coating (e.g., by diffusion, etc.)
  232     ....Depositing predominantly alloy coating
  233     ....Depositing aluminum coating
  234     ...Utilizing nonaqueous bath
  235     ....Coating is predominantly organic material
  236     ....Depositing predominantly alloy coating
  237     ....Deposition aluminum coating
  238     ...Depositing predominantly alloy coating
  239     ....Copper-containing alloy
  240     .....Including zinc (e.g., brass, etc.)
  241     .....Including tin (e.g., bronze, etc.)
  242     .....Including noble metal (e.g., gold-copper-cadmium alloy,
                etc.)
  243     ....Chromium is predominant constituent
  244     ....Zinc is predominant constituent
  245     .....Including iron group metal (i.e., Fe, Co, or Ni)
  246     ......Nickel
  247     ....Gold is predominant constituent
  248     .....Utilizing sulfite-containing bath
  249     .....Utilizing phosphonic or phosphinic acid or
                derivative-containing bath
  250     .....Including iron group metal
  251     .....Including arsenic, indium, or thallium
  252     ....Tin, lead, or germanium is predominant constituent
  253     .....Utilizing organic compound-containing bath
  254     ......Organic sulfoxy-containing
  255     ....Group VIII metal is predominant constituent (i.e., Fe, Co,
               Ni, Pt, Pd, Rh, Ru, Ir, or Os))
  256     .....Utilizing specified anode
  257     .....Platinum group metal-containing alloy (i.e., contains Pt,
                Pd, Rh, Ru, Ir, or Os)
  258     .....Phosphorus-containing alloy
  259     .....Utilizing organic compound-containing bath
  260     ......Organic sulfoxy-containing
  261     ...Depositing predominantly single metal coating
  262     ....Group VIIB transition metal (i.e., Mn, Tc, or Re)
  263     ....Silver
  264     ....Platinum group metal
  265     .....Palladium
  266     ....Gold
  267     .....Utilizing organic compound-containing bath
  268     ......Inorganic cyanide-containing
  269     ....Cobalt
  270     ....Iron
  271     ....Nickel
  272     .....Utilizing specified anode
  273     .....Utilizing sulfamate-containing bath
  274     .....Utilizing organic sulfoxy compound-containing bath
  275     ......And acetylenic compound-containing
  276     ......And polyether-containing
  277     ......And nitrogen-heterocyclic compound-containing
  278     .....Utilizing oxygen-heterocyclic compound-containing bath
  279     .....Utilizing nitrogen-heterocyclic compound-containing bath
  280     .....Utilizing organic carbonyl compound-containing bath
  281     ....Cadmium
  282     .....Utilizing inorganic cyanide-containing bath
  283     ....Chromium
  284     .....Utilizing specified anode
  285     .....Colored chromium coating
  286     .....Utilizing inorganic fluorine-containing bath
  287     .....Utilizing trivalent chromium-containing bath
  288     ......Thiocyanate-containing
  289     ......Organic carboxyl compound-containing
  290     .....Utilizing organic compound-containing bath
  291     ....Copper
  292     .....Utilizing specified anode
  293     .....Utilizing inorganic cyanide-containing bath
  294     ......Selenium or tellurium-containing
  295     .....Utilizing alkaline bath
  296     .....Utilizing organic compound-containing bath
  297     ......Nitrogen-heterocyclic compound-containing
  298     .......And organic sulfur compound-containing
  299     ....Lead
  300     ....Tin
  301     .....Utilizing alkaline bath
  302     .....Utilizing organic compound-containing bath
  303     ......Organic carbonyl compound-containing
  304     .......Aldehyde-containing
  305     ....Zinc
  306     .....Utilizing inorganic cyanide-containing bath
  307     ......Nitrogen-heterocyclic compound-containing
  308     ......Organic carbonyl compound-containing
  309     .....Utilizing alkaline bath
  310     ......Nitrogen-heterocyclic compound-containing
  311     .....Utilizing organic compound-containing bath
  312     ......Nitrogen-heterocyclic compound-containingg
  313     ......Organic sulfur compound-containing
  314     ......Organic carbonyl compound-containing
  315     ....Antimony
  316     ...Forming nonmetal coating
  317     ....Coating is predominantly organic material
  318     ....Phosphorus-containing coating (e.g., phosphate, etc.)
  319     ....Chromium-containing coating (e.g., chromate, etc.)
  320     ....Predominantly iron or steel substrate
  321     ....Predominantly magnesium substrate
  322     ....Predominantly titanium, vanadium, zirconium, niobium,
               hafnium, or tantalum substrate
  323     ....Predominantly aluminum substrate
  324     .....Anodizing
  325     ......Specified alloy substrate
  326     ......Utilizing alkaline bath
  327     ......Utilizing chromium-containing bath
  328     ......Utilizing sulfuric acid-containing bath
  329     .......Organic compound-containing
  330     ........Organic carboxyl compound-containing
  331     ........Organic sulfoxy compound-containing
  332     ......Utilizing organic compound-containing bath
  333     ....Oxide-containing coating (e.g., lead dioxide, etc.)
  *       ******************************
  *       CROSS-REFERENCE ART COLLECTIONS
  *       ******************************
  915     ELECTROLYTIC DEPOSITION OF SEMICONDUCTOR
  *       ******************************
  *         CROSS-REFERENCE ART COLLECTIONS PERTAINING TO ELECTROLYTIC
           COATING
  *       ******************************
  916     SEQUENTIAL ELECTROLYTIC AND NONELECTROLYTIC, OR NONELECTROLYTIC
           AND ELECTROLYTIC COATING FROM THE SAME BATH
  917     TREATMENT OF WORKPIECE BETWEEN COATING STEPS
  918     USE OF WAVE ENERGY OR ELECTRICAL DISCHARGE DURING PRETREATMENT
           OF SUBSTRATE OR POST-TREATMENT OF COATING
  919     WATERPROOFING
  920     ELECTROLYTIC COATING OF CIRCUIT BOARD OR PRINTED CIRCUIT (OTHER
           THAN SELECTED AREA COATING)
  921     ELECTROLYTIC COATING OF PRINTING MEMBER (OTHER THAN SELECTED
           AREA COATING)
  922     ELECTROLYTIC COATING OF MAGNETIC STORAGE MEDIUM (OTHER THAN
           SELECTED AREA COATING)
  923     SOLAR COLLECTOR OR ABSORBER
  924     ELECTROLYTIC COATING SUBSTRATE PREDOMINANTLY COMPRISED OF
           SPECIFIED SYNTHETIC RESIN
  925     .Synthetic resin is electrically conductive
  926     .Polyamide or polyimide (e.g., nylon, etc.)
  927     .Polyolefin (e.g., polyethylene, polypropylene, etc.)
  928     .ABS Copolymer