Texas Federal Judge Finds No Collateral Estoppel In Patent Row

Mealey's (September 24, 2021, 12:55 PM EDT) -- WACO, Texas — A federal judge in Texas on Sept. 23 disagreed with a defendant that a patent owner is collaterally estopped from asserting infringement of a patent claim that is substantially the same as a separate claim of a different patent already declared indefinite....