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.

Enter class/subclass code:


Class Number: 276
 Class Title: TYPESETTING

Subclass  Subclass
Number    Title

  1       MISCELLANEOUS
  2       SETTING AND DISTRIBUTING MACHINES
  3       .Registerable magazine and composing channels
  4       ..Magazine and printing member
  5       .Circulating feeler and type-holder distributors
  6       .Ward distributors
  7       .Keyboard distributors
  8       SETTING AND JUSTIFYING MACHINES
  9       .Measure-controlled justifier
  10      .Compressing justifier
  11      .Indicating justifier
  12      SETTING MACHINES
  13      .Pattern control
  14      .Hand supply
  15      .Registerable magazine and composing channels
  16      .Conveyor
  17      ..Endless
  18      ...Power ejector
  19      ..Power ejector
  20      .Converging chutes
  21      ..Power ejector
  22      DISTRIBUTING MACHINES
  23      .Feeler
  24      ..Circulating type holder
  25      ...Circulating feeler
  26      .Ward
  27      .Keyboard
  28      JUSTIFYING MACHINES
  29      .Measurer-controlled
  30      ..Space-making
  31      ...Casting
  32      .Wedge
  33      .Galleys
  34      LEAD HANDLERS
  35      TYPE-LINE SEPARATORS
  36      TYPE ARRANGERS
  37      HAND TYPE CHANNELS
  38      COMPOSING STICKS
  39      .Positive knee lock
  40      GALLEYS
  41      .Side and end locking means
  42      .Side locking means
  43      .End locking means
  44      TYPE CASES
  45      .Feeding