Microsoft Corp. is backing AT&T Inc. in a patent lawsuit filed by TiVo Inc. against the phone company. Microsoft's tactic: Filing a lawsuit of its own against TiVo. TiVo, the maker of digital video recorders, won a series of court victories over Dish Network ...

Microsoft has weighed in on the side of US telecom giant AT&T in a legal battle with digital video recorder maker TiVo. Microsoft on Tuesday filed suit against TiVo in a San Francisco federal court, accusing the company of using the software titan's intellectual property without permission. "We remain open to resolving this situation through an intellectual ...

The following stocks were among those that moved substantially or traded heavily Wednesday on the New York Stock Exchange: NYSE: Tiffany & Co., up $2.06 to $43.89 Strong sales overseas and contained costs led the luxury jeweler to raise its profit outlook ahead of ...

Deals with Google and Virgin Media took the spotlight away from TiVo's fiscal third-quarter loss Wednesday, as analysts said the company stands to benefit from the new agreements. The maker of digital video recorders posted a fiscal third-quarter loss Tuesday. It also announced a U.K. distribution deal with Virgin ...