On review of a final written decision from the Patent Trial & Appeal Board in an inter partes review (IPR), the US Court of Appeals for the Federal Circuit found that all challenged claims were obvious but left open the...more
Here, Hunting Titan petitioned for IPR of DynaEnergetics’ ’422 patent, asserting that the patent was anticipated in light of the Schacherer reference. The Board instituted the IPR and found all original claims unpatentable as...more
As part of the recovery from the global COVID-19 pandemic, the U.S. Court of Appeals for the Federal Circuit took steps to return to normal operations. It began requiring live oral arguments in August 2022 and, by November,...more
Claim Limitation Not Disclosed by Any Reference but Disclosed by “Proposed Combination” of References Is Obvious - In Hoyt Augustus Fleming v. Cirrus Design Corporation, Appeal No. 21-1561, the Federal Circuit held that a...more
The precedential ruling in Hunting Titan, Inc. v. DynaEnergetics Europe GmbH, IPR2018-00600, Paper 67 (PTAB July 6, 2020) allows the Patent Trial and Appeals Board (PTAB) to raise an issue regarding substitute claims that was...more
The Patent Trial and Appeal Board’s (PTAB) obstacles to successful motions to amend have been daunting. As published previously, filing motions to amend have historically been an exercise in futility due to their low chance...more
Last week, in Uniloc 2017 LLC v. Hulu, LLC, the Federal Circuit ruled that the Patent Trial and Appeal Board may consider patent eligibility under 35 U.S.C. § 101 for substitute claims. The appeal raises issues of finality...more