US Patent Pulse

Federal Circuit Vacates Patent-Owner Win Over Claim Construction

Federal Circuit Vacates Patent-Owner Win Over Claim Construction

The Federal Circuit vacated a patent owner’s trial victory and ordered a new trial after finding claim-construction error. The decision reinforces consistent claim meaning, limits reliance on extrinsic industry evidence, and addresses prior-art and AIA public-disclosure issues, including a private-sale question with potential Sanho relevance.

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Updated Sep 17, 2026