The 8-K filing with the Securities and Exchange Commission covers three patents:
- Patent #6,233,389: “Multimedia time warping system”
- Patent #7,529,465: “System for time shifting multimedia content streams”
- Patent #6,792,195: “Method and apparatus implementing random access and time-based functions on a continuous stream of formatted digital data”
The suit was filed in a federal court in Texas. TiVo shares closed the day up 0.66 percent to $12.17 after topping $12.37 in morning trading.
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