Estoppel Doctrine in China's Patent System
Precedential and Key Federal Circuit Opinions - 1. BACKERTOP LICENSING LLC [OPINION] (23-2367, 23-2368, 24-1016, 24-1017 Prost, Hughes, and Stoll) - Hughes, J. The Court affirmed the District Court’s orders (1)...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
I. Introduction - The Leahy-Smith America Invents Act (“AIA”) was years in the making. From the first patent reform bill introduced by Representative Lamar Smith in June 20052 until the final House and Senate debates in...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
In Victaulic Company v. ASC Engineered Sols., LLC, the District of Delaware ruled on summary judgment that ASC is estopped from asserting two obviousness grounds against a patent claim because it raised the same grounds...more
An ITC Administrative Law Judge (ALJ) recently issued an initial determination holding that PGR estoppel prevented GMG Products LLC (Respondent) from raising two prior-art products in the ITC....more
Ex parte reexaminations have re-emerged as an increasingly important component of patent litigation and licensing negotiations. With the passage of the America Invents Act (“AIA”) and the advent of inter partes reviews...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
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
We recently reported on bipartisan legislation introduced by Senators Patrick Leahy (D) and John Cornyn (R) to significantly revamp certain features of the America Invents Act (AIA), ten years after its debut. This proposed...more
A Post-Grant Review can be used to challenge newly-issued patents on wide-ranging grounds, but PGRs remain relatively unpopular: statutory estoppel may be a reason why....more
Wow—it was a busy week at the Court last week. Lots of opinions, and lots of precedential ones. There were lots of good choices out there, so we sort of threw a dart at a board to see which one to write about. In the end,...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
The availability of post-grant proceedings at the Patent Trial and Appeal Board (PTAB) has changed the face of patent litigation. This monthly digest is designed to keep you up-to-date by highlighting interesting PTAB,...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
One area of estoppel arising from an unsuccessful AIA petition that remains poorly understood relates to prior art that is described both in a printed publication or patent and also was in use by others, such as to create...more
On April 5, 2019, the PTAB designated as informative two decisions relating to 35 U.S.C. § 314(a): - Chevron Oronite Co. LLC v. Infineum USA L.P., Case IPR2018-00923, Paper 9 (Nov. 7, 2018) (designated: Apr. 5, 2019) [AIA...more
Since the Leahy-Smith America Invents Act (AIA) was enacted in 2011, thousands of petitions have been filed to request institution of inter partes review (IPR) to challenge patents. Upon the issuance of a final written...more
This timely and fast-moving webinar provides insight for business leaders and legal counsel on the recently issued Supreme Court decisions in Oil States Energy Services, LLC v. Greene’s Energy Group, LLC and SAS Institute...more
Addressing estoppel in a post-grant review (PGR) proceeding, the Patent Trial and Appeal Board (PTAB) denied a patent owner’s request to file a motion to terminate the proceeding in view of the final written decision in a PGR...more
On April 24, 2018, the US Supreme Court decided two important cases that directly impact inter partes reviews (IPRs) before the Patent Trial and Appeal Board (PTAB), and patent litigation as a whole. In Oil States Energy...more
The U.S. Supreme Court ruled Tuesday on two closely monitored cases impacting how patents could be challenged. In the more high-profile case, the court upheld the constitutionality of the inter partes review (IPR) process...more