Infernal Technology, LLC v. Activision Blizzard Inc., No. 21-2349 (Fed. Cir. Jan. 24, 2023)

From the Opinion

The passage below is extracted verbatim from the opening of the document. It has not been editorially summarized — consult the full opinion for the court's complete reasoning.

Appellants Infernal Technology, LLC and Terminal Re- ality, Inc. (collectively, Infernal) sued Defendant-Appellee Activision Blizzard Inc. (Activision) for infringement of two patents related to rendering light and shadow in computer graphics. After the district court issued a claim construc- tion order adopting the parties’ agreed- upon construction of the term “observer data,” the district court granted Ac- tivision’s summary -judgment motion of noninfr ingement .