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Heightened Written Description Standard for Negative Limitations?

Addressing the issue of negative claim limitations, the US Court of Appeals for the Federal Circuit granted a petition for panel rehearing, vacated its prior decision (authored by now-retired Judge O’Malley) and reversed the...more

Silence May Be Sufficient Written Description Disclosure for Negative Limitation

Addressing the issue of written description in a Hatch-Waxman litigation, the US Court of Appeals for the Federal Circuit affirmed the district court’s finding that the patent adequately described the claimed daily dose and...more

Retroactive Application of IPRs to Pre-AIA Patents is not Unconstitutional Taking

The US Court of Appeals for the Federal Circuit addressed for the first time whether the retroactive application of inter partes review (IPR) proceedings to pre-America Invents Act (AIA) patents is an unconstitutional taking...more

IP Update, Vol. 16, No. 9, September 2013

Patents/Preliminary Injunction: Preliminary Injunction Ordered Based on Appellate Claim Construction Aria Diagnostics, Inc. v. Sequenom, Inc. - Addressing a preliminary injunction filed by a defendant in a...more

IP Update, Vol. 15, No. 11, November 2012

IN THIS ISSUE: Patents - ..Is It Time to Take a New Look at Appellate Review of PTO Claim Construction? ..Limits on the Use of the Disclosure-Dedication Rule Under Doctrine of Equivalents ..Causal...more

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