Knowing what qualifies as prior art is a core requirement of patent practitioners—whether in life sciences, in the technology sectors or in post-grant proceedings. It is important to keep abreast of changes to the rules,...more
On March 13, 2025, the Federal Circuit issued a decision in Merck Sharp & Dohme B.V. v. Aurobindo Pharma USA, Inc., No. 23-2254 (Fed. Cir. 2025) that clarifies how patent term extension (PTE) is calculated for reissue...more
Patent term extension (PTE) under 35 U.S.C. § 156 is a statutory program that restores to a patent at least a portion of the term that was effectively lost while the covered product was undergoing regulatory review and could...more
On May 6, 2022, the United States Patent and Trademark Office (USPTO) issued a Notice, proposing to amend the Rules of Practice in Patent Cases to allow electronic submissions of patent term extension (PTE) applications,...more