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.
Class Number: 270 Class Title: SHEET-MATERIAL ASSOCIATING Subclass Subclass Number Title 1.1 WITH PRINTING 4 .Associating and folding, with rotary printer 5 ..Longitudinal web folding 6 ...Cylinder collecting, with sheet folding 7 ....Additional-sheet associating 8 ...Sheet folding 9 ....Additional-sheet associating 10 ..Web association with cylinder collecting 11 ...Additional-sheet associating 12 ..Sheet associating 13 ...Cylinder collecting 14 ....Additional-sheet associating 15 ...Additional-sheet associating 16 ..Longitudinal sheet folding 17 ..Additional-sheet associating 18 .Associating, with rotary printer 19 ..Cylinder collecting 20.1 .Folding, with rotary printer 21.1 ..Cutting 22.1 .Bed and travelling cylinder, web, perfecting 30 RECIPROCATING-CARRIAGE PILERS 31 .Traveling supply 32 ASSOCIATING AND FOLDING 37 .Stapling or stitching 38 ..Cylinder collecting 39 .Zigzag package 40 ..Longitudinal web folding 41 .Longitudinal web folding 42 ..Cylinder collecting, with sheet folding 43 .Web associating, with cylinder collecting 44 ..Additional-sheet associating 45 .Sheet associating 46 ..Stop sheet 47 ..Cylinder collecting 48 ...Additional-sheet associating 49 ....Revolving pivotal folding blade 50 ...Revolving pivotal folding blade 51 ..Additional-sheet associating 52 ASSOCIATING OR DISASSOCIATING 52.5 .Web disassociating 53 .Stapling or stitching 54 .Signature gatherers 55 ..Insetting 56 ..Interrupter 57 .Insetting 58 .Sheet associating 59 ..Stop sheet 60 ..Cylinder collecting 95 ..Placing sheets in column and inserting marker sheets to indicate number of sheets in column