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
that is, no embedded spaces, class and subclass seperated by a dash, and any subclass letters capitalized. Currently Design Patent titles (those in the classes of the form Dxx.yy) are not retreivable.

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Class Number: D08
 Class Title: TOOLS AND HARDWARE

Subclass  Subclass
Number    Title

  1       TOOLS AND IMPLEMENTS FOR AGRICULTURE, FORESTRY AND HORTICULTURE
           (51)
  2       .With discharge spout or nozzle, e.g., hand-held insecticide
            dusters, seed planters, etc.
  3       .Finger-attached
  4       .Jaws activated by relatively movable plural handles, e.g.,
            tongs, plier type, etc.
  5       ..Cutting blade
  6       .Provided with cutting blade and tines
  7       .Provided with cutting blade
  8       ..Rotary or reciprocating
  9       ..Notched or serrated
  10      ..Shovel or trowel
  11      ..Hoe or mattock
  12      ..Scythe or harvesting knife
  13      .Provided with tines
  14      OTHER TOOLS AND IMPLEMENTS
  14.1    .Lubricating or caulking gun
  15      .Carpet
  16      .Entire article formed substantially from a single piece of
            sheet material (1)
  17      ..Wrench (2)
  18      ..Can or bottle opener
  19      ..Substantially flat
  20      ...Cutting blade, e.g., saw, etc.
  21      .Wrench (3)
  22      ..Adjustable
  23      ...Swinging jaw
  24      ...Torque
  25      ...Ratchet
  26      ..Combined with disparate article
  27      ..Spanner
  28      ..Open end or box
  29      ..Socket
  29.1    .Heat gun, e.g., paint stripper, etc.
  29.2    .Defrosting implement
  30      .Fusing, e.g., soldering, etc.
  31      .Tire, e.g., repair, etc.
  32      .Rail or pipe bender
  33      .Can or bottle opener
  34      ..Combined with disparate article (4)
  35      ...Sharpener
  36      ..Powered
  37      ..Wall-mounted
  38      ..Simulative in form or motif
  39      ..Relatively movable plural handles
  40      ..Hand-held and manipulated
  41      ...With material-cutting element
  42      ....Cork remover
  43      ....Combined with cap-removing feature
  44      .Strap or wire tensioning
  45      .Plaster or masonry finishing (52))
  46      .Anvil
  47      .Chisel, nail set, awl, or wedge
  48      .Staple remover
  49      .Stapler
  50      ..Anvil provides staple deformation
  51      .With relative movement of parts while performing function
  52      ..Jaws activated by relatively movable plural handles, e.g.,
             pliers, etc.
  53      ...With simulative motif
  54      ...Jaws diverge as handles converge
  55      ...Combination tool (5)
  56      ...Work held between pivot and handles (6)
  57      ...Loop-type handle, e.g., scissors, etc.
  58      ...Opposed jaws and handles substantially similar
  59      ..Transmitted by rotating crank-type handle
  60      ..Pipe or tube cutter
  61      ..Power tool
  62      ...Sander or grinder
  63      ....Knife or scissors sharpener (7)
  64      ...Saw (8)
  65      ....Chain
  66      ....Circular
  67      ...Plural handles
  68      ...Pistol grip (9)
  69      ...With loop-type handle
  70      ...Attachments
  70.1    .Film splicer or cutter
  71      .Work or tool holder (10)
  72      ..Clamp
  73      ...C-clamp type
  74      ...Vise
  75      .Hammer type
  76      ..Ax, hatchet, or adz
  77      ..Mallet, e.g., opposed duplicate faces, etc.
  78      ..Head
  79      ...Claw
  80      ..Handle or handle attachments
  81      ..Combined with distinct tool element (11)
  82      .Screwdriver type
  83      ..Handle
  84      ...Plural
  85      ..Plural bit or socket
  86      ..Bit or shaft
  87      ..Plural function, e.g., combined with light, etc.
  88      .Lever
  89      ..Nail or pry bar
  90      .Abrading
  91      ..Sharpener
  92      ...Razor or razor blade
  93      ...Knife or scissors
  94      ..Handle
  95      .Handsaw
  96      ..Blade supported at both ends
  97      ..Handle
  98      .Cutting
  99      ..Folding or sliding blade
  100     ...With simulative motif
  101     ..Wood plane or drawknifee
  102     ..Letter opener
  103     ...With simulative motif
  104     ...Combined with disparate article or plural function
  105     .Combination tool
  106     .Adjustable
  107     .Handle
  300     HANDLE, KNOB OR PULL (12)
  301     .Combined (13)
  302     ..With latch actuator (14)
  303     .Handlebar grip or hand grip
  305     .Simulative
  306     .Pivoted or hinged to use position
  307     .Singular point of attachment
  308     ..Lever
  309     ...Crank (15)
  310     ..Substantially circular or oval
  311     ...With grip bar or pointer
  312     ...With peripheral striations or depressions
  313     .Recessed finger grip
  314     ..With open ends
  315     .Bar type, i.e., having gripping surface spaced from mounting
            surface (16)
  316     ..Symmetrical in front elevation on transverse and longitudinal
             axes
  317     ...Arcuate pattern or outline
  318     ....Sinuous
  319     ..Symmetrical in front elevation on transverse axis
  320     ..Symmetrical in front elevation on longitudinal axis
  321     .Element or attachment (17)
  322     ..Cover
  323     HINGE (18)
  324     .Simulative
  325     .Flexible singular element, i.e., self-hinge type
  326     .For toilet seat
  327     .Leaf type
  328     ..Symmetrical leaves
  329     ..Offset
  330     LOCKING OR CLOSING DEVICE (19)
  331     .Lock, latch or bolt (20)
  332     ..With alarm
  333     ..Closed loop
  334     ...Padlock (21)
  335     ....Simulative
  336     ..Swinging into engagement
  337     ...Rotary motion window lock (22)
  338     ...With distinct lever, knob or key release, or with provision
              therefor
  339     ..Sliding into engagement
  340     ...Chained bolt
  341     ...With distinct lever, knob or key release, or with provision
              therefor (23)
  342     ...Resilient engagement
  343     ..Element or attachment (24)
  344     ...Keeper or receiver (25)
  345     ....Hasp staple
  346     ...Protective cover (26)
  347     ...Key
  348     ....Simulativee
  349     FASTENER, SUPPORT OR MOUNT NOT ELSEWHERE SPECIFIED (27)
  350     .Escutcheon (28)
  351     ..Simulative
  352     ..Substantially circular or oval
  353     ..Substantially rectangular or square
  354     .Support, guide or spacer (29)
  355     ..Adjustable (30)
  356     ..For flexible continuous material, i.e., rope, hose, belting,
             etc. (31)
  357     ...Ignition wire manifold
  358     ...Reel (32)
  359     ....With crank or handle
  360     ...Pulley
  360.1   ...Twine holder
  363     ..Standoff or crane type, e.g., handrail support, curtain rod
             support, etc. (34)
  364     ...Electrical insulator bracket (35)
  365     ...Simulative
  366     ...Formed entirely of sheet material
  367     ..Hook or eye (36)
  368     ...Rigid loop or tieback for drapery (37)
  369     ...With drapery pleating feature (38)
  370     ...Formed entirely of wire
  371     ...Formed entirely of sheet material
  372     ...Plural (39)
  373     ..Article supported vertically or suspended (50)
  374     ...Furniture bearing (40)
  375     ....Caster
  376     ...Elongated, e.g., curtain rod, pole, etc.(41)
  377     ....Track type, i.e., traverse rod, door track, etc.
  378     ....Finial
  379     ....Center ornament
  380     ..Article supported horizontally
  381     ...Shelf bracket (42)
  382     .Fastener or coupling (43)
  383     ..Locking slip or clutch for flexible material
  384     ..Wall tie
  385     ..Expanding, e.g., wall anchor
  386     ...Rivet
  387     ..Externally threaded, i.e., screw or bolt
  388     ..Piercing
  389     ...Plural piercing elements
  390     ....Staple type, i.e., having two spaced points
  391     ...Nail or spike (44)
  392     ....Offset head
  393     ....With rib or groove on shank
  394     ..Clamping or gripping (45)
  395     ...Resilient or spring biased
  396     ...For cylindrical material
  397     ...Nut or head
  398     ...Wing type
  399     ..Washer or nut lock
  400     FITTING FOR DOOR, WINDOW OR FURNITURE NOT ELSEWHERE SPECIFIED
           (46)
  401     .Knocker
  402     .Stop or bumper (47)
  403     ..Corner protector
  404     .Push plate (48))
  499     MISCELLANEOUS (49)
  DIG 1   Handles, pull-type
  DIG 2   Handles, knob-type, circular, square and rectangular
  DIG 3   Handles, knob-type, faucet and valve wheels
  DIG 4   Handles, elongated-type, knife and fork
  DIG 5   Handles, elongated-type, sword handles
  DIG 6   Handles, elongated-type, golf and ski grips
  DIG 7   Handles, elongated-type, tool handles
  DIG 8   Handles, elongated-type, bicycle grips
  DIG 9   Handles, asymmetrical-type, coffee, teapot and pitcher
  DIG 10  Handles, asymmetrical-type, lever-type