Understanding the Impact of IPR Estoppel and PTAB Discretionary Denials — Patents: Post-Grant Podcast
New Developments in Obviousness-Type Double Patenting and Original Patent Requirements — Patents: Post-Grant Podcast
Inter Partes Review: Validity Before the PTAB
On May 22, 2025, the CAFC affirmed the PTAB’s (Board) Final Written Decisions in Pfizer’s IPR2021-00925 and IPR2021-00926 finding all challenged claims of uniQure’s U.S. Patent No. 9,982,248 (“the ’248 patent”) unpatentable...more
In a final written decision of an inter partes review proceeding, the Patent Trial and Appeal Board found all 12 claims of a challenged patent unpatentable as either anticipated or obvious. Each ground of unpatentability...more
On August 4, 2022, the Federal Court of Appeal (FCA) dismissed Pharmascience’s appeal of a Federal Court decision upholding the validity of Canadian Patent Nos. 2,461,202 (the 202 patent) and 2,791,171 (the 171 patent)...more
The Federal Court of Appeal (FCA) dismissed an appeal by Biogen and a cross-appeal by Taro from a decision of the Federal Court... dismissing two actions by Biogen under the Patented Medicines (Notice of Compliance)...more
On July 28, 2021, the Federal Court of Appeal (FCA) dismissed Seedling’s appeal from the Federal Court decision of Justice Grammond (2020 FC 1, previously reported), which concluded that certain claims of Seedlings' LifeCard...more
Update: Wyeth’s appeal was discontinued. On April 30, 2021, the Federal Court issued its decision relating to the validity of three patents relating to Pfizer’s PREVNAR 13, a 13-valent pneumococcal polysaccharide protein...more
Update: On July 28, 2021, the Federal Court of Appeal dismissed Seedling’s appeal from Justice Grammond’s decision: Seedlings Life Science Ventures, LLC v Pfizer Canada ULC, 2021 FCA 154 (see article here). On January 2,...more
As previously reported, earlier this year Fresenius filed a petition for inter partes review of claims 9-10, 13-21 and 23-30 of Amgen’s pegfilgrastim patent – U.S. Patent No. 9,643,997 (“997 patent”). The challenged claims of...more
As previously reported, the Federal Court, in a pair of decisions, granted orders prohibiting Apotex and Teva from marketing their generic o-desmethyl-venlafaxine (ODV) succinate products (Pfizer’s PRISTIQ) until expiry of...more
Case Name: UCB, Inc. v. Accord Healthcare, Inc., Fed. Cir. Nos. 2016-2610, 2016-2683, 2016-2685, 2016-2698, 2016-2710, 2017-1001 (Fed. Cir. May 23, 2018) (Circuit Judges Prost, Bryson, and Stoll presiding; Opinion by Stoll,...more
The PTAB held that all of Genentech’s challenged antibody purification claims were unpatentable as being anticipated, obvious, or both, in an IPR filed by Hospira and Pfizer, Hospira, Inc., v. Genentech, Inc., IPR2016-01837,...more
On February 8, 2017, the PTAB denied Fustibal LLC’s (“Fustibal”) petition to institute inter partes review of U.S. Patent 8,637,553 B2 (“the ’553 patent”) owned by Bayer HealthCare LLC (“Bayer”) (IPR2016-01490). The 553...more