MPEP Section 902.03(a), Patent Classification Home Page on the Internet

Executive summary:

This document contains one section of the Manual of Patent Examining Procedure (the "M.P.E.P."), Eighth Edition, Fifth Revision (August 2006). This page was last updated in July 2007. You may return to the section index to find a particular section. Alternatively, you may search the MPEP use the search box that appears on the bottom of every page of BitLaw--be sure to restrict your search to the MPEP in the pop-up list.

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902.03(a) Patent Classification Home Page on the Internet

The >Office of< Patent Classification Home Page address on the Internet is http://www.uspto.gov/web/offices/opc/. The site is the clearinghouse for classification information published in hyper-text mark-up language (HTML) and Adobe Acrobat portable document format (PDF) by the U.S. Patent and Trademark Office (USPTO). The site **>includes the following in HTML and PDF: (A) the Index to the U.S. Patent Classification system (USPC) (linked from "Classification Index, Patents"); (B) class definitions (linked from "Classification Definitions, Patents"); and (C) class schedules (linked from "Classification Manual, Patents").< The site integrates with the USPTO Patent Full-Text and Image Database site by allowing a search of a subclass by clicking on a patent icon in the classification schedules and definitions which generates a search result in the USPTO Patent Full-Text and Image Database. The USPTO Patent Full-Text and Image Database provides full-text of all US patents issued since January 1, 1976, and full-page images of each page of every US patent issued since 1790. Therefore, it is possible to see every patent in a subclass by browsing the classification schedules using the Classification Home Page in combination with the USPTO Patent Full-Text and Image Database.