Patently-O

When Good Writing Makes Bad Patents: The Synonym Trap in Claim Construction

The Federal Circuit’s recent decision in Aortic Innovations LLC v. Edwards Lifesciences Corporation, No. 2024-1145 (Fed. Cir. Oct. 27, 2025) is a bit of a cautionary tale for patent drafters. It is ...
Law

Training Alone Is Not Enough: Lessons From 'Recentive' and USPTO AI Examples on Patent Eligible Machine-Learning Claims

The Recentive decision exemplifies the Federal Circuit’s skepticism toward claims that dress up longstanding business problems in machine-learning garb, while the USPTO’s examples confirm that ...
IPWatchdog

The Power of Plain English Patent Claims

“Approaching examiners with humility and gratitude is like a magic key to unlocking our ability to see inventions the ways others – such as opposing counsel – may interpret them.” The dramatic ending ...
JD Supra

Is a Patent Claim a “Claim”? The Federal Circuit Considers Rule 54(b)’s Application to Separate Claims of a Single Patent

Under the final judgment rule, parties generally cannot appeal until the district court resolves the entire case. One exception is Federal Rule of Civil Procedure 54(b). If a case “presents more than ...
IPWatchdog

Federal Circuit Affirms PTAB Finding that Centripetal Patent Claims are Unpatentable as Anticipated

The U.S. Court of Appeals for the Federal Circuit (CAFC) issued a decision today in Centripetal Networks, LLC v. Keysight Technologies, Inc., affirming a final written decision of the Patent Trial and ...