A $140 million patent infringement verdict against Time Warner Cable Inc. should be reversed because the damages calculation was incorrect, Intel Corp. argued in a Feb. 12 Federal Circuit amicus brief.

The U.S. Court of Appeals for the Federal Circuit shouldn’t have affirmed the verdict because plaintiff Sprint Communications Co.‘s damages expert promoted the wrong methodology to calculate damages, Intel argued.

The Federal Circuit upheld the verdict, concerning Voice over Internet Protocol services, in November. Time Warner filed for rehearing en banc in January.

Intel said the expert testimony wasn’t based on reliable evidence or tied to the specific...