Tuesday, June 5, 2012

TiVo countersues Cisco as DVR patent battle heats up

11:52 p.m. CDT, June 4, 2012 (Reuters) – TiVo Inc countersued Cisco Systems Inc in a court over alleged infringement of four patents relating to digital video recorder (DVR) technology, days after Cisco filed a lawsuit against TiVo to void those same patents. TiVo, which sells set-up boxes that record and play…

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