Understanding the Impact of IPR Estoppel and PTAB Discretionary Denials — Patents: Post-Grant Podcast
Estoppel Doctrine in China's Patent System
This Federal Circuit Opinion analyzes statutory estoppel under 35 U.S.C. § 315(e)(1) and examines offensive and defensive arguments related to § 103 obviousness. Gesture Technology Partners, LLC is the owner of U.S....more
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 patent litigation. In its first...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
[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
In Olaplex, Inc. v L’Oréal USA, Inc. the Federal Circuit addressed, among other issues, PGR estoppel in subsequent district court litigation. Here, the Court addressed the timing to raise estoppel regarding written...more
The PTAB Strategies and Insights newsletter provides timely updates and insights into how best to handle proceedings at the USPTO. It is designed to increase return on investment for all stakeholders looking at the entire...more
[co-author: Kathleen Wills] Last year, the global COVID-19 pandemic created unprecedented challenges for American courts. By making several changes, however, the U.S. Court of Appeals for the Federal Circuit was able to...more
In the latest round of the Apple/VirnetX saga, the US Court of Appeals for the Federal Circuit held to its precedents in determining when 35 USC § 317(b) estoppel is triggered against inter partes re-examinations. VirnetX...more
In 2018, the U.S. Court of Appeals for the Federal Circuit docketed close to 600 appeals from the U.S. Patent and Trademark Office (USPTO). That is the second highest number since starting to hear post-American Invents Act...more
Our report includes discussions of six of the precedential cases decided in the past week and will include the other three cases in next week’s report. In Aylus v. Apple, the panel finds prosecution disclaimer in a...more
Withdrawal of Claims During Prosecution Can Trigger Prosecution History Estoppel In UCB, Inc. v. Yeda Research and Development Co., Ltd., Appeal No. 2015-1957, the Federal Circuit held that prosecution estoppel can apply even...more
The Supreme Court of Canada in Free World Trust v Électro Santé Inc, 2000 SCC 66 rejected the use of extrinsic documents such as file wrappers (patent prosecution histories) for claim construction, on the basis that allowing...more