News & Analysis as of

Disclaimers Patent Applications Claim Construction

DLA Piper

What is a “Clear and Unmistakable” Prosecution History Disclaimer?

DLA Piper on

The Federal Circuit’s March 21, 2025 decision in Maquet Cardiovascular LLC v. Abiomed Inc. et al. (No. 2023-2045) and the recent Patent Trial and Appeal Board (PTAB) Delegated Rehearing Panel decision in SynAffix B.V. v....more

Schwabe, Williamson & Wyatt PC

Fresh From the Bench: Precedential Patent Cases From the Federal Circuit

Core Wireless v. LG affirms the denial of summary judgment as to unpatentable subject matter, ruling that the asserted claims are directed to an improved user interface for computing devices, not to the abstract idea of an...more

Nutter McClennen & Fish LLP

Federal Circuit Affirms High Standard to Find Patentee Disclaimer

In a decision likely to be lauded by patent applicants and owners, the Federal Circuit recently issued an opinion that affirms its staunch position that the bar to prove a patent owner made a disclaimer that impacts the claim...more

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