Obvious-type double patenting (ODP) has historically served as a tool to prevent patent owners from extending exclusivity beyond the statutory allowed patent term and to tie patent families together during sale. Historically,...more
In view of the Supreme Court's "long conference" on September 30th, it seems timely to review the arguments, pro, con, and amicus briefs submitted to the Court asking for certiorari over the Federal Circuit's In re...more
Takeaways: 1. ODP in reexamination and reissue remains unpredictable despite Allergan 2. Patent Owners should carefully review ODP rejections to ensure they are proper Obviousness-type double patenting (ODP) is a legal...more
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
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