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SharkNinja Takes Down Most of Another iRobot Vacuum Patent

Oct. 6, 2021, 8:24 PM

SharkNinja Operating LLC convinced the Patent Trial and Appeal Board to invalidate most of Roomba-maker iRobot Corp.‘s patent on robotic vacuum cleaners in a wide-ranging dispute between the two rivals.

The board canceled several claims of iRobot’s U.S. Patent No. 10,045,676 but upheld one other in a final written decision Wednesday. The ruling comes two days after the board completely knocked out two other iRobot patents in related challenges filed by Shark.

The patents are part of an infringement lawsuit iRobot filed against Shark in the U.S. District Court for the District of Massachusetts in 2019 alleging Shark copied ...