Wolf Greenfield Attorneys Preview What’s Ahead in 2024
Obviousness-type double patenting (ODP), a judicially-created ground of patent invalidity, has become the subject of intense interest after the Federal Circuit issued two decisions refining the application of the doctrine in...more
On August 13, 2024, the US Court of Appeals for the Federal Circuit held in Allergan v. MSN that “a first-filed, first-issued, later-expiring claim” cannot be invalidated for obviousness-type double patenting (ODP) “by a...more
In Allergan USA v. MSN Labs, the US Court of Appeals for the Federal Circuit held, that later-filed, later-issued claims cannot serve as proper reference for invalidating earlier-filed, earlier-issued claims having the same...more
The recent In re Cellect decision by the Federal Circuit1 is significant for patent owners who have obtained patent-term adjusted patents in the same patent family. The court held that term-adjusted patents can be potentially...more
The Federal Circuit recently clarified the interplay between obvious-type double patenting (ODP) and patent term adjustments (PTA) granted pursuant to 35 U.S.C. § 154(b). In In re Cellect, the Federal Circuit explained that...more
The Federal Circuit just rendered a decision In re Cellect, LLC, Case Nos. 2022-1293; -1294; -1295; -1296 (Fed. Cir. Aug. 28, 2023), which raises potential validity issues where multiple patents by the same Applicant have...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
Over the last seven years there has been commotion in Obviousness-type Double Patenting (“ODP”) practice. One of the latest cases to spur a considerable amount of interest is Mitsubishi Tanabe Corp. v. Sandoz, Inc., which is...more
A patent gives the patent holder the right to exclude others from making, using, selling, offering to sell, or importing an invention covered by the patent. However, the right only lasts for a limited period of time and will...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
Federal Circuit Summary - Before Moore, Chen, and Hughes. Appeal from the United States District Court for the District of Delaware. Summary: Obviousness-type double patenting does not invalidate an otherwise validly...more
The Federal Circuit recently decided two appeals, Novartis AG v. Ezra Ventures LLC (“Ezra”) and Novartis Pharms. Corp. v. Breckenridge Pharm. Inc. (“Breckenridge”) that both relate to the effect of obviousness-type double...more
The Court of Appeals for the Federal Circuit issued two opinions on December 7 that address two unsettled questions relating to obviousness-type double patenting (OTDP). These issues are of particular interest to...more
The Federal Circuit recently issued a pair of decisions concerning the Gilead doctrine, which allowed later-issuing patents to be obviousness-type double patenting (ODP) references against earlier-issuing patents....more
Patenting - Patenting generally offers a superior means for legally protecting most inventions, particularly since: • copyright, when available, does not provide a broad scope of protection; and • the...more