Microsoft, Google Sued Over Search Engine Patent

Law360, New York (July 5, 2011, 2:04 PM EDT) -- A patent-holding company on Monday accused Google Inc. and Microsoft Corp. in Texas federal court of infringing a patent for search engine technology.

Paid Search Engine Tools LLC, which had a similar patent invalidated last year in a different suit against Google and Microsoft, claims that Google's AdWords and Microsoft's Bing search engine infringe a single patent for technology that provides search keyword bidders with information to optimize their use of paid search engines.

The suit asserts U.S. Patent Number 7,974,912, which was issued on Tuesday,...
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