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Stockton-San Joaquin County Public Library
Patents & Trademarks
- Patents
(United States Patent and Trademark Office)
- This site allows you to search Patent Grants (full-text since 1976,
full-page images since 1790) and Patent Applications (published since 15
March 2001)
- Trademarks
(United States Patent & Trademark Office)
- This official site contains more than 3 million pending, registered
and dead federal trademarks.
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