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As the Patent Trial and Appeal Board and the Acting USPTO Director refocus challengers, and with them Patent Owners, towards reexamination from inter partes review proceedings, the need to understand the nuance of “new” in...more
Ex parte reexamination (EPRx) is a powerful tool that allows any party — including the patent owner — to request that the United States Patent and Trademark Office (USPTO) reassess the validity of an issued patent based on...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
In an action involving manufacturers of a self-sealing dining mat for toddlers, the US Court of Appeals for the Federal Circuit affirmed a district court’s finding that the defendants were barred from obtaining relief on...more
In the shadow of its recent, precedent-challenging In re Cellect decision, the Federal Circuit illustrated the pedestrian application of its obviousness-type double patenting jurisprudence in affirming the Patent Trial and...more
This case addresses how Patent Term Adjustment (PTA) interacts with obviousness-type double patenting (ODP). Background - Cellect sued Samsung Electronics, Co. for infringement of four patents. Subsequently, Samsung...more
Addressing for the first time how patent term adjustments (PTAs) interact with obviousness-type double patenting (ODP), the US Court of Appeals for the Federal Circuit concluded that when members of a patent family have...more
In re Cellect, LLC, Appeal Nos. 2022-1293, -1294, -1295, -1296 (Fed. Cir. Aug. 28, 2023) In a significant appeal from ex parte reexamination proceedings before the Patent Trial and Appeal Board, the Federal Circuit...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
Best Medical International, Inc. v. Elekta Inc., Appeal Nos. 2021-2099, -2100 (Fed. Cir. Aug. 26, 2022) - In this week’s Case of the Week, the Federal Circuit addressed issues of jurisdiction where a challenged claim was...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
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
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
[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
On September 29, in In re Vivint, Inc., the Federal Circuit clarified the interplay between petitions for inter partes review (IPR) and a subsequent request for ex parte reexamination. The court held that the USPTO abused its...more
The US Court of Appeals for the Federal Circuit found that ex parte reexamination was unavailable to a challenger who repeatedly tried and failed to raise the same arguments for the same patent in a prior inter partes review...more
In re: Vivint, Inc., Appeal No. 2020-1992 (Fed. Cir. Sept. 29, 2021) - In an appeal from the United States Patent Trial and Appeal Board, the Federal Circuit addressed whether a party may challenge the validity of an...more
The US Court of Appeals for the Federal Circuit affirmed the district court’s grant of summary judgment of equitable intervening rights, protecting an alleged infringer from liability for activity that would otherwise...more
The US Court of Appeals for the Federal Circuit vacated and remanded a decision issued by the Patent Trial and Appeal Board (PTAB), holding that its decisions in Arthrex and VirnetX also apply to ex parte examinations at the...more
This article discusses aspects of ex parte appeals of patent applications before the China National Intellectual Property Administration (CNIPA). A patent applicant may appeal (submit a re-examination request) an examiner’s...more
LSI and Ericsson petitioned for inter partes review (IPR) of several patents owned by the University of Minnesota (UMN). UMN moved to dismiss each IPR based on state sovereign immunity. The Patent Trial and Appeal Board...more
The Court of Appeals for the Federal Circuit (“Federal Circuit”) has issued an important decision affecting inter partes review (“IPR”) and possibly other cases decided by the Patent Trial and Appeal Board (“PTAB”). The...more
Sometimes appealing an Examiner’s rejection is the only practical option. If no claims of valuable scope have been allowed or indicated as allowable, and all clarifying claim amendments, supporting evidence and salient...more
On July 30, 2019, the Federal Circuit held that retroactive application of IPR (inter partes review) proceedings to pre-AIA (America Invents Act) patents is not an unconstitutional taking under the Fifth Amendment (Celgene...more
Hogan Lovells’ U.S. + German Patent Update reports on recent patent news and cases from Germany and the United States. The January 2019 spotlight article covers a recent Federal Constitutional Court (FCC) decision in...more