Mixed Ruling In Tyco, Ethicon Patent Suit

By Brendan Pierson (October 12, 2007, 12:00 AM EDT) -- Tyco Healthcare Group LP on Thursday won summary judgment that Ethicon Endo-Surgery Inc. had infringed seven patent claims related to an ultrasonic surgical scalpel, while Ethicon won summary judgment of invalidity on two patent claims, and summary judgment of noninfringement on two other claims....

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