| PATENTS, TRADEMARK AND COPYRIGHT |
| The Congress shall have Power . . . To promote the Progress of Science and useful Arts, by securing for limited Times to Authors and Inventors the exclusive Right to their respective Writings and Discoveries; United States Constition, Article I, Section 8. |
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Westlaw: US-PAT-ALL United States Patent Materials
The US-PAT-ALL database contains the full text of granted U.S. patents and published U.S. patent applications (pre-grant publications), as well as complete records of U.S. patent assignments. The US-PAT-ALL database also contains links to full-text images of U.S. patents and patent applications. These image links are available only through westlaw.com. Documents from the following databases are combined in US-PAT-ALL. US-PAT Granted patents since 1976 US-PAT-APP Published patent applications since March, 2001 US-PAT-ASSIGN Patent assignments since 1980 SOURCES: Granted patents and patent applications are provided by Derwent Information. Patent assignment records are obtained directly from the United States Patent and Trademark Office (USPTO). UPDATES: Granted patents and patent applications are updated weekly, while patent assignments are updated every two months. Westlaw also has the MPEP online. |