How to (Not) Prove Infringement of a Means-Plus-Function Patent Claim: SPEX Technologies, Inc. v. Apricorn

A patent plaintiff saw its jury trial victory vacated when the court granted a defense motion for judgment as a matter of law under FRCP 50(b), finding that the plaintiff had not proved that the accused products had structure corr… Read More

Mechanical Inventions Still Potentially Ineligible: American Axle & Mfg. v. Neapco Holdings (Part 2 of 2)

The Federal Circuit recently denied a rehearing en banc in American Axle & Manufacturing v. Neapco Holdings, letting stand a panel decision invalidating a method of manufacturing driveline propeller shafts as ineligible subjec… Read More

Mechanical Inventions Still Potentially Ineligible: American Axle & Mfg. v. Neapco Holdings (Part 1 of 2)

The Federal Circuit has modified a panel decision and denied a rehearing en banc in a closely watched § 101 case, American Axle & Manufacturing v. Neapco Holdings. The original decision had found all the claims, which were di… Read More