IPR PTABCAST: IN RE: Power Integrations

 Did the word "couple" really need to be interpreted twice by the PTO, twice by the Federal Circuit, and once by the District Court? In today’s IPR PTABCast, Craige explains how the proper constructions of a single word can toggle a patent between validity and invalidity, and what you can do to avoid millions of dollars of litigation expenses by adding one clarifying word.