Wolf Greenfield Attorneys Preview What’s Ahead in 2024
In In re Cellect, 81 F.4th 1216 (Fed. Cir. 2023), the US Court of Appeals for the Federal Circuit held that a later-expiring patent can be invalid for obviousness-type double patenting (ODP) in view of an earlier-expiring,...more
Cellect owned four patents with claims that were found unpatentable by the PTAB in ex parte reexaminations for obviousness-type double patenting. The patents were granted Patent Term Adjustment (“PTA”) for the Office’s delay...more
On Friday, January 19, 2024, the Court of Appeals for the Federal Circuit issued an Order refusing to rehear In re Cellect, LLC en banc. This likely means that the holding in In re Cellect will represent the law regarding...more
Eli Lilly v Teva, Pharmascience, Riva, Apotex, Mylan (tadalafil, CIALIS) – Following a summary trial, Lilly’s infringement actions were dismissed: composition claims directed to “a physiologically acceptable salt” of...more
The Federal Circuit appeal in Merck Sharp & Dohme B.V., Merck Sharp & Dohme, LLC v. Aurobindo Pharma USA, Inc. et al., concerns whether patent term extension (PTE) for regulatory delay, in particular delay for FDA drug...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
The Federal Circuit has ruled that when members of a patent family have different expiration dates due to patent term adjustments (PTAs), the earlier-expiring patent family members can be used as a basis for an...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
Last week, the Federal Circuit held that obviousness-type double patenting trumps patent term adjustment, opening the door for invalidity attacks that to date had been questionable. In re Cellect was an appeal from a...more
The US Court of Appeals for the Federal Circuit affirmed the US Patent & Trademark Office’s (PTO) decision on a patent term adjustment (PTA), finding that it was appropriate to deduct days from a patent term when the...more
In Sawstop Holding LLC v. Vidal the Federal Circuit confirmed what many practitioners suspected— the Patent and Trademark Office will only award a patent term adjustment to offset a delay caused by appellate review of a...more
In Sawstop Holding LLC v. Vidal, the Federal Circuit upheld the USPTO’s interpretation of the Patent Term Adjustment (PTA) statute that limits the availability of PTA for time spent appealing an Examiner’s rejection. The...more
On September 14, in SawStop Holding LLC v. Vidal, the Federal Circuit held that the owner of two patents was not entitled to patent term adjustment (PTA) based on delays associated with appeals of the USPTO’s initial...more
The US Court of Appeals for the Federal Circuit affirmed two district court decisions, finding that a patent owner who only partially prevailed in one of two appeals was not entitled to any additional patent term adjustments...more
Gilbert P. Hyatt v. Andrew Hirshfeld, Appeal Nos. 2018-2390, -2391, -2392, 2019-1038, -1039, -1049, -1070 (Fed. Cir. June 1, 2021) - This week’s Case of the Week explores a long-running dispute between controversial...more
CHUDIK V. HIRSHFELD - Before Taranto, Bryson, and Hughes. Appeal from the United State District Court for the Eastern District of Virginia - Summary: An examiner’s self-reversal may not qualify as “reversing an...more
Last month, the U.S. Patent and Trademark Office published a final rule in the Federal Register (85 Fed. Reg. 36335), in which the Office set forth revisions to the rules of practice concerning Patent Term Adjustment (PTA) in...more
This week, in Idorsia Pharmaceuticals, Ltd. v. Iancu, the Federal Circuit affirmed a decision by the U.S. District Court for the Eastern District of Virginia granting summary judgment in favor of the U.S. Patent and Trademark...more
In a case explaining what comprises an “applicant delay” in the context of a patent term adjustment (PTA), the US Court of Appeals for the Federal Circuit sided with the US Patent and Trademark Office (PTO) ruling that the...more
INTRA-CELLULAR THERAPIES, INC v. IANCU - Before Wallach, Chen, and Hughes. Appeal from the United States District Court for the Eastern District of Virginia. Summary: If a proper reply to a final Office Action is not...more
PATENT CASE OF THE WEEK - Inspired Development Grp, LLC v. Inspired Products Grp., LLC, Appeal No. 2018-1616 (Fed. Cir. Sept. 18, 2019) - Our first patent case of the week is not, according to the Federal Circuit, a...more
In Mayo Foundation for Medical Education and Research v. Iancu, the Federal Circuit agreed with the USPTO’s Patent Term Adjustment (PTA) calculation that excluded prosecution that occurred after an interference was decided...more
Federal Circuit Summary - Before Dyk, Schall, and Reyna. Appeal from U.S. District Court for the Eastern District of Virginia. Summary: The USPTO is only authorized to reduce Patent Term Adjustment (PTA) for applicant...more
In a pair of patent owner victories, the U.S. Court of Appeals for the Federal Circuit issued decisions limiting the applicability of obviousness-type double patenting — known as OTDP — to invalidate or limit the term of...more