Google Patent Search Beta
Search over 7 million patents.
Type: Search Engine
Status: Public
Source: Google
Difficulty: Easy
Compatibility: N/A
Language: English
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Search the full text of the U.S. patent corpus and find patents that interest you. Covers the entire collection of patents made available by the United States Patent and Trademark Office (USPTO)—from patents issued in the 1790s through those issued in the middle of 2006.
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lakshmanan.k 2 Mar 2012 02:01
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Good