Apple’s Wins at Patent Tribunal Upheld As Masimo Loses Appeal

Apple Inc.'s victories at an administrative tribunal that voided two patents Masimo Corp. alleged the Apple Watch infringes will stand, a US appeals court ruled Wednesday.

Both of the patents, related to technology that measures the amount of oxygen in the user’s blood, are part of a trade-secrets case pending in the US District Court for the Central District of California. Neither figured in the US International Trade Commission’s late-October decision banning imports of certain Apple Watch models.

Apple’s appeal of that ruling is pending at the US Court of Appeals for the Federal Circuit, which also issued Wednesday’s decisions. ...