by Josh Nightingale | Jul 27, 2022 | Estoppel, PTAB News
By Ryan Camp,* Sachin Patel, and Josh Nightingale – On June 14, 2022, the Board instituted Zynga Inc.’s (“Zynga”) petition for IPR against U.S. Patent No. 7,168,089 (the “’089 patent”), rejecting Patent Owner IGT’s argument that interference estoppel should preclude...
by Matthew Johnson | Jun 15, 2022 | Estoppel, Federal Circuit Appeal
By Dylan Burdelik,* Sachin Patel, and Matt Johnson – In a recent decision, 25 F.4th 1035 (Fed. Cir. 2022), the Federal Circuit dismissed for lack of jurisdiction an appeal of the PTAB’s decision that estopped a Petitioner from maintaining a third IPR that...
by Josh Nightingale | Mar 24, 2022 | Estoppel, PGR
By Hannah Mehrle and Josh Nightingale – 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. Under Section 325(e)(2) of...
by Matthew Johnson | Feb 22, 2022 | Estoppel, Federal Circuit Appeal
By Ana Teixeira and Matt Johnson – The patent fight between Caltech and Broadcom/Apple made waves this month when the Federal Circuit vacated the $1.1 billion infringement award that Caltech had won in district court. To PTAB practitioners, however, the sea...
by Sarah Geers | Oct 22, 2021 | Amendment Practice, Estoppel, PTAB News, Standing, Stay
By Sarah Geers – 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 legislation,...
by John Marlott | Jun 4, 2021 | Estoppel, PGR
By John Marlott – 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. The America Invents Act (“AIA”) created new procedures for challenging the...
