Ex parte reexamination (EPRx) comes with risks and rewards for both patent challengers and patent owners. Patent challengers enjoy a lower threshold for institution and avoid the estoppel risk of other post-grant proceedings...more
The Federal Circuit recently upheld the USPTO’s authority under the estoppel provision 37 C.F.R. § 42.73(d)(3)(i) to prohibit a patent owner from obtaining patent claims that are not patentably distinct from claims previously...more
Before Bryson, Lourie, and Reyna. Appeal from the United States Patent and Trademark Office (“PTO”), Patent Trial and Appeal Board (“Board”). Summary: Estoppel under 37 C.F.R. § 42.73(d)(3)(i) only applies to obtaining new...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
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
The US Patent & Trademark Office (PTO) terminated a pending ex parte reexamination after finding that the challenger was estopped because the prior art references could have been raised in a prior inter partes review (IPR)....more
In an opinion related to its 2021 ruling that a decision in earlier inter partes reexaminations of related patents had a preclusive effect that collaterally estopped the Patent Trial & Appeal Board (Board) from making new...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
The US Court of Appeals for the Federal Circuit revived a petitioner’s validity challenge seeking ex parte review at the US Patent & Trademark Office (PTO), reversing a district court decision dismissing its complaint seeking...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
Alarm.com Inc. v. Hirshfeld, Appeal No. 2020-2102 (Fed. Cir. Feb. 24, 2022)- In an appeal from the U.S. District Court for the Eastern District of Virginia, the Federal Circuit addressed whether the ex parte reexamination...more
ALARM.COM INC. v. HIRSHFELD - Before Taranto, Chen, and Cunningham. Appeal from the United States District Court for the Eastern District of Virginia. Summary: The Administrative Procedure Act (APA) permits judicial...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
The Federal Circuit recently decided a reexamination case, VirnetX v. Apple and Cisco, that addressed two issues: (1) was requester estopped from maintaining its reexams under the pre-AIA version of 35 U.S.C. § 317(b) (2006)...more
On May 24, 2018, Apple was awarded a verdict of $533 million for Samsung’s infringement of three Apple design patents. While unsuccessful ex parte reexaminations (EPRs) were filed against two of those three design patents,...more
Core Wireless v. LG affirms the denial of summary judgment as to unpatentable subject matter, ruling that the asserted claims are directed to an improved user interface for computing devices, not to the abstract idea of an...more
Inter Partes Reexamination Estoppel Attaches On Claim-by-Claim Basis for New Requests and Pending Proceedings - In In re Affinity Labs Of Texas, LLC, Appeal Nos. 2016-1092, 2016-1172, the Federal Circuit held that the...more
Post-Grant Proceedings Chart - Effect of concurrent proceedings - For Inter Partes Review (IPR) - ..No IPR may be filed by a party (1) that previously challenged the validity of a claim of the patent in a civil...more
During the first three years of implementing the America Invents Act (AIA), Patent Trial and Appeal Board (PTAB) decision-making created a perception that a patent owner’s ability to amend claims during a post-grant...more