Infinity Computer Products v. Oki Data Americas, Inc., No. 20-1189 (Fed. Cir. Feb. 10, 2021)

From the Opinion

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Infinity Computer Products, Inc. (“Infinity”) appeals the U.S. District Court for the District of Delaware’s final judgment of invalidity . W e agree with the d istrict court that the patent claims asserted by Infinity against Oki Data Americas, Inc. (“Oki Data”) are indefinite. We there- fore affirm. BACKGROUND I Infinity sued Oki Data for infringing four related pa- tents: U.S. Patent Nos.