Following the June 19 anniversary, it's now been 11 years since the U.S. Supreme Court's decision in Alice Corp. v. CLS Bank International — a case that declared a new test for when claims are ineligible for being directed to...more
On March 24, 2025, the US Court of Appeals for the Federal Circuit (Federal Circuit) issued a decision titled In Re: Riggs (the Riggs decision) that vacated a decision of the Patent Trial and Appeal Board (PTAB) of the US...more
On August 12, 2024, the Federal Circuit published its decision in Celanese International Corp. et al. v. International Trade Commission. The Federal Circuit concluded that, under the America Invents Act (AIA), patent claims...more
The United States Patent and Trademark Office’s (“USPTO”) Appeals Review Panel (“the Panel”) recently clarified that means-plus-function claims do not require that the specification disclose equivalents. See Ex parte...more
Despite the U.S. Court of Appeals for the Federal Circuit's en banc Phillips v. AWH Corp. decision in 2005 that purported to establish the definitive standard for claim construction, two disparate lines of claim construction...more
OVERVIEW - The United States Court of Appeals for the Federal Circuit recently affirmed three Inter Partes Review (IPR) final written decisions of the U.S. Patent Trial and Appeal Board (“the Board”) where the Board...more
In 2014's Alice Corp. v. CLS Bank Int'l case, Justice Thomas famously wrote, "we need not labor to delimit the precise contours of the 'abstract ideas' category in this case." Instead, he found the claims of patentee Alice...more
The 2010s saw many developments in Canadian patent law. Establishment of a trade agreement with the European Union, ratification of an international IP treaty, implementation of a national IP strategy, and other domestic...more