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Most Popular Patent Content Recent documents: US Patents US Applications US Design Patents Miscellaneous: Crazy Patents University Patents Chemical Patents New Computers: Permitting Access Electrical Computers...
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US Plant Patent pp05000 [add leading 0's if needed] US Reissue re34343 US Statutory Invention Reg. h1234 Multiple Requests Separate with a semicolon: 12345; pp6000 Enter Number(s): To link to a patent, please use the ......
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Complete Patent Searching Database and Patent Data Analytics Services. ... Note that most fields support Phrase (ABST/"cardboard box"), Proximity (ABST/"cardboard box"~5), Wildcard (ABST/card*), and Leading Wildcard ......
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Home page of the United States Patent and Trademark Office's main web site....
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The US Patent and Trademark Office (
PTO) offers World-Wide Web (Web) ......
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Global Patent Search Network (GPSN) Global Patent Search Network (GPSN) enables users to search the full text of multiple international patent collections. The initial collection available will be Chinese patent documentation from the State Intellectual P...
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2013年9月30日 - See this important information about searching for patents: ... How to Conduct a Preliminary U.S. Patent Search: A Step by Step Strategy - Web ......