Gemstar Sues Over Patent For Online TV Listings

Law360, New York (October 17, 2005, 12:00 AM EDT) -- Gemstar has filed a lawsuit against Tribune Media Inc., alleging that the company’s Zap2it internet television listings service infringes its patents for online television program guides.

TV Guide “maintains a database of television listings, scheduling and programming information, accessible over the Internet,” according to the complaint.

Gemstar alleges that Zap2It provides the same services using technology that infringes its patents. The company claims that it sent TMS a letter offering to license the technology, an offer that TMS refused.

“TMS thus has been offered a license...
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