Chamber defined by its function rather than its relative size

Patent Owner’s arguments for narrow claim interpretation do not save claim from invalidation

UMass wins reversal of indefiniteness ruling based on claim construction advanced by opponent

The word “and” in claim was construed as meaning “and/or”

Nintendo fails to show disclaimer beyond “audio or higher frequency” signals

Testimony weighs in favor of presumption that terms are not governed under 35 U.S.C. § 112, ¶6

The term “fields” requires more than one field

Positions advanced by Caltech, Apple, and Broadcom altered the scope of IPR estoppel and could have had a dramatic effect on patent eligibility and damages computations

Competitor could not convince PTAB to invalidate patent

Patent’s specification and amendment suggested by patent examiner save claims from district court’s holding of indefiniteness