Podcast: IP(DC): Inside Patent Reform Efforts, Anticipated Federal Circuit Appeals, and Patent Cases of the Upcoming Supreme Court Term
Is the Patent Litigation Boom Coming to an End?
AZURITY PHARMACEUTICALS, INC. v. ALKEM LABORATORIES LTD. Before Murphy, Moore, and Chen. Appeal from the United States District Court for the District of Delaware. Arguments and amendments made during prosecution of a parent...more
On April 18, 2025, the U.S. Court of Appeals for the Federal Circuit (CAFC) decided a case of first impression regarding the intersection of patent claims directed to machine learning training and patentable subject matter...more
On April 15, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) affirmed the Patent Trial and Appeal Board’s (“Board”) decision finding all challenged claims of Sage Products, LLC’s patents anticipated based on...more
While a Miranda warning isn’t given prior to starting substantive examination, perhaps it should be. In Azurity Pharmaceuticals, Inc. v. Alkem Laboratories, Ltd., a precedential decision issued on April 8, 2025, the Federal...more
The US Court of Appeals for the Federal Circuit denied a mandamus petition requesting transfer from the Marshall division to the Sherman division within the US District Court for the Eastern District of Texas, finding that...more
In a formulation claim, if elements are listed separately, does this necessarily entail that those elements are “separate and distinct components”? This was the question before the district court in Regeneron...more
The U.S. Court of Appeals for the Federal Circuit (CAFC) recently considered a novel question regarding calculation of the regulatory review period for patent term extension (PTE) under 35 USC § 156 for reissued patents....more
Since serving as a Federal Circuit clerk, Michael Hawes has monitored that court's precedential opinions and prepares a deeply outlined index by subject matter (invalidity, infringement, claim construction, etc.) of relevant...more
On February 13, 2025, the U.S. Court of Appeals for the Federal Circuit (CAFC) issued a precedential decision reversing the International Trade Commission finding that US Synthetic’s composition of matter claim was not...more
The US Court of Appeals for the Federal Circuit affirmed a district court’s finding of infringement but vacated its damages award because the award improperly included auxiliary products lacking any functional relationship to...more
The US Court of Appeals for the Federal Circuit found that a district court misconstrued claim terms based on a misapplication of the clear and unequivocal disavowal standard and vacated its noninfringement decision. Maquet...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 March 24, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) issued an opinion vacating and remanding a decision of the U.S. Patent Trial and Appeal Board (the “Board”) that a published patent application...more
As we predicted in our 2023 report, 2024 was a banner year for design rights in the U.S. and elsewhere. In last year’s report, we noted that the U.S. Court of Appeals for the Federal Circuit (CAFC) agreed to consider en banc...more
Ericsson v. Lenovo, Inc., 2024 WL 4558664 (Fed. Cir. 2024) - On October 24, 2024, the Federal Circuit in Ericsson v. Lenovo vacated a district court’s denial of Lenovo’s request for an antisuit injunction in a case...more
On October 31, 2024, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) issued an opinion affirming the final written decisions of the Patent Trial and Appeal Board (“PTAB”) finding that two of Centripetal Network,...more
On September 17, 2024, Judges Taranto, Chen and Cunningham of the United States Court of Appeals for the Federal Circuit (“CAFC”) upheld the invalidation of a patent belonging to Angel Technologies Group, LLC and dismissed...more
On September 9, 2024, the United States Court of Appeals for the Federal Circuit (“CAFC”) reversed the U.S. District Court for the Northern District of California’s decision finding asserted claims invalid under 35 U.S.C. §...more
In Platinum Optics Tech. Inc. v. Viavi Sols. Inc., the U.S. Court of Appeals for the Federal Circuit (CAFC) issued a precedential decision on the requirements for standing to appeal from an inter partes review (IPR) final...more
Platinum Optics Tech. Inc. v. Viavi Solutions Inc., 2024 WL 3836107 (Fed. Cir. 2024) - On August 24, 2024, the United States Court of Appeals for the Federal Circuit (CAFC) dismissed an appeal for lack of standing after a...more
The Court of Appeals for the Federal Circuit has sparked debate following a recent ruling on the Patent Trial and Appeal Board's (PTAB) application of estoppel provisions in invalidating amended claims in inter partes...more
Celanese Int'l Corp. v. Int'l Trade Comm'n, No. 2022-1827, 2024 WL 3747277, at *1 (Fed. Cir. Aug. 12, 2024) - Manufacturers beware! Your sales of products based on secret manufacturing processes may invalidate your...more
A private sale may start an inventor’s one-year filing clock, but it likely won’t save a patentee from an intervening prior art reference. On July 31, 2024, in a precedential decision, the U.S. Court of Appeals for the...more
On July 26, 2024, the Court of Appeals for the Federal Circuit (“CAFC”) issued a precedential opinion reversing-in-part decisions from the U.S. Patent Trial and Appeal Board (“PTAB”) in two inter partes reexamination...more