Estoppel Doctrine in China's Patent System
Addressing an issue of first impression, the US Court of Appeals for the Second Circuit concluded that two medications that contain the same ingredients but are packaged in different forms constitute separate markets for...more
A review of 2023 reveals it was an active and impactful year in shaping the policy and practice before the Patent Trial and Appeal Board (PTAB or Board) at the U.S. Patent and Trademark Office (USPTO). In fact, all three...more
Director Jason A. Fitzsimmons and Counsel Richard A. Crudo will present the “Developments in IPR Estoppel” webinar on Tuesday, December 5, 2023, at 1:00 PM ET. The possibility of being estopped from asserting prior art in...more
When thinking about estoppel and the PTAB, the § 315(e) estoppels—relating to grounds a petitioner raised or reasonably could have raised—are likely the first to come to mind. However, other types of estoppel, such as...more
Speakers will offer updates, case summaries, and analysis of the significant 2022 PTAB guidance, actions, and rulings. Topics include: the Director’s 2022 Fintiv guidance, PTAB discretionary denial, the use of applicant...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
[co-author: Jamie Dohopolski] Love it or hate it, ignore the USPTO Patent Trial and Appeal Board (PTAB) at your peril. The introduction of the PTAB as part of the America Invents Act over ten years ago has forever changed...more
On 24 January 2022, Mr Justice Meade handed down the latest main judgment in the ongoing litigation between Neurim (and Flynn) and Generics (UK) Ltd (trading as Viatris but formerly trading as Mylan), which has swiftly been...more
Last year, the continued global COVID-19 pandemic forced American courts to largely continue the procedures set in place in 2020. The U.S. Court of Appeals for the Federal Circuit was no exception. It briefly returned to live...more
[co-author: Jamie Dohopolski] Last year, the continued global COVID-19 pandemic forced American courts to largely continue the procedures set in place in 2020. The U.S. Court of Appeals for the Federal Circuit was no...more
Year-End Analysis and Future Forecasts on the Most Significant Developments Impacting Post-Grant Proceedings. Attend ACI’s inaugural PTAB Practice Briefing virtually on December 2nd for in-depth discussions and year-end...more
In a relatively quiet third quarter of 2020, the Federal Circuit decided issues on joinder, estoppel, claim preclusion, and importantly, upheld the Patent Trial and Appeal Board process finding that cancellation of patent...more
IPR petitioners wary of the statutory estoppel under 35 U.S.C. § 315(e)(2) may have reason to be cautiously optimistic. Judge Sue Robinson of the Federal District Court of Delaware recently held that Toshiba is not estopped...more
In This Issue: - After B&B Hardware, What is the Full Scope of Estoppel Arising From a PTAB Decision in District Court Litigation? - When You Don’t Know What You Know: The Role of Unappreciated Inherency in the...more