InNova Hits Facebook, 23 Others With Email Patent Suits

Law360, New York (June 21, 2012, 8:04 PM ET) -- Frequent patent litigator InNova Patent Licensing LLC launched a barrage of patent suits in a Texas federal court on Wednesday, alleging numerous companies such as Facebook Inc., LinkedIn Corp. and Microsoft Inc. are infringing its patent covering email filtering technology.

At issue is U.S. Patent Number 6,018,761 titled “System for Adding to Electronic Mail Messages Information Obtained from Sources External to the Electronic Mail Transport Process,” which describes an apparatus that obtains message context information, such as full name, address and telephone number, regardless of whether...
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