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The Federal Circuit recently issued a decision in the ongoing dispute in Kroy IP Holdings, LLC v. Groupon, Inc., addressing the collateral estoppel effect of Patent Trial and Appeal Board (PTAB) decisions on subsequent...more
On July 31, the United States Patent and Trademark Office issued a memorandum (“Memo”) announcing that the Office will renew enforcement of 37 C.F.R. § 42.104(b)(4) (“Rule 104(b)(4)”) in inter partes review (IPR) proceedings....more
On June 11, 2025, the United States Court of Appeals for the Federal Circuit affirmed the Patent Trial and Appeal Board (PTAB) decision invalidating two patents owned by Agilent Technologies. The patents at issue, U.S. Patent...more
Patent attorneys are well-versed in the function of the Information Disclosure Statement (IDS) during prosecution. We understand that listing prior art in an IDS satisfies the duty of candor, helps insulate patents from...more
As we predicted in our 2023 report, 2024 was a banner year for design rights in the U.S. and elsewhere. In last year’s report, we noted that the U.S. Court of Appeals for the Federal Circuit (CAFC) agreed to consider en banc...more
This decision emphasizes the significance of broader public dissemination to meet the statutory requirement of “publicly disclosed” for purposes of exceptions to prior art under 35 U.S.C. § 102(b)(2)(B)....more
CyWee Group Ltd. (“CyWee”) has been bouncing between the Federal Circuit and Patent Trial and Appeal Board (“Board”) with its administrative challenges after two inter partes review (“IPR”) proceedings invalidated the claims...more
In LG Electronics v. Immervision, the Federal Circuit clarified the standard for evaluating whether a prior art reference includes an obvious typographical error. See 39 F.4th 1364, 1365 (Fed. Cir. 2022). Under this...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: 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
Recently, the Federal Circuit issued a decision in Immunex Corp. v. Sanofi-Aventis U.S. LLC addressing the different claim construction standards used by the Patent Trial and Appeal Board (“PTAB”) (broadest reasonable...more
The Federal Circuit recently determined that it lacked jurisdiction to review the Patent Trial and Appeal Board’s determination that assignor estoppel has no affect in an inter partes review (“IPR”). The majority’s decision...more
On Tuesday, April 26, 2016, the Federal Circuit issued an order denying a petition filed by Merck & Cie for rehearing en banc of an Inter Partes Review (“IPR”) final written decision by the Patent Trial and Appeal Board...more
Last year I christened the post-Alice impact on patents #Alicestorm, riffing on the hashtag #hellastorm used to refer to the Pineapple Express storms the drenched the Bay Area in December 2014. This year we have El Niño...more
Commil USA, LLC v. Cisco Systems, Inc., 135 S. Ct. 1920 (May 26, 2015) - ..Does a defendant’s belief that a patent is invalid serve as a defense to charges of inducing infringement? NO - ..Inducement requires...more
The Federal Circuit has again held that it lacks jurisdiction to review certain decisions of the U.S. Patent Trial & Appeal Board in Inter Partes Reviews, continuing the Court’s apparent “hands off” approach to reviewing PTAB...more