Microchip Technology Inc. won a favorable administrative ruling Tuesday, wiping out 30 of 32 claims in a patent that a Texas-based patent holder accuse the company of infringing in a federal lawsuit.
The ruling by the Patent Trial and Appeal Board could help the Arizona chipmaker as it defends a suit filed by patent owner HD Silicon Solutions LLC in 2020 accusing Microchip Technology of infringing several of its patents.
The PTAB said that 30 claims in US Patent No. 7,302,619, which relates to an error-correction process for computer memory, were invalid because they were either anticipated by an ...