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: 532 Class Title: ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES Subclass Subclass Number Title 1 ORGANIC COMPOUNDS * (This subclass presently has no patents. It is intended to be the generic subclass for the 532-570 series of class when Class 260 is abolished. It does have a glossary of terms used in that serie). * NOTE: An alternative search for U.S. patents based upon a modification of the European Patent Office Classification, for portions of the subject matter of this or its daughter classes, may be found in Class 987, ORGANIC COMPOUNDS CONTAINING A Bi, Sb, As, OR P ATOM OR CONTAINING A METAL ATOM OF THE 6TH TO 8TH GROUP OF THE PERIODIC SYSTEM.