Claim Construction Should be Well-Grounded in Intrinsic Evidence

Aug 4, 2023 MEDYTOX, INC. v. GALDERMA S.A. Decided: June 27, 2023 Before DYK, REYNA, and STARK, Circuit Judges. Summary       The CAFC upheld a decision by the PTAB in a post-grant review involving a patent for a botulinum toxin treatment. The patent owner attempted to replace original claims with substitute claims was rejected by the Board, leading […] READ MORE