Earlier today the Federal Circuit in Maxell v. Amperex, No. 23-1194, vacated a District Court’s indefiniteness determination after distinguishing an indefinite patent claim having contradictory claim limitations from a patent...more
To follow up on my February 6, 2024 post, Federal Circuit Judges Prost, Taranto, and Chen heard oral argument on February 9, 2024 in Maxell v. Amperex, No. 23-1194, concerning a claim term that the District Court had found...more
Claim terms are usually given their ordinary meaning in light of the intrinsic evidence, but what if the ordinary meaning of two claim terms presents an obvious contradiction? That is the issue that the Federal Circuit will...more