The Federal Circuit recently reversed a District of Delaware decision that invalidated claims of Novartis’s Orange Book listed patent, U.S. Patent No. 8,101,659 (the “’659 patent”), for its blockbuster drug Entresto®, a combination drug used to treat heart failure.

Following a three-day bench trial, Judge Andrews found the ’659 patent not invalid for obviousness, lack

The Federal Circuit heard oral argument on November 8, 2024, grappling with the issue of what patent claims may properly be listed in the Orange Book. In late 2023, Teva filed a complaint for patent infringement in response to Amneal’s ANDA filing seeking to make and sell a generic version of ProAir HFA (albuterol sulfate)

On January 4, 2022, the District Court for the District of Delaware granted Hikma Pharmaceuticals USA Inc.’s (“Hikma”) motion to dismiss Amarin Pharma Inc.’s (“Amarin”) infringement claims, finding that Hikma’s “skinny label” for its generic heart drug, icosapent ethyl, did not induce infringement of Amarin’s three patents. This decision comes on the heels of the

In the most recent of a series of litigations by AbbVie against manufacturers seeking to market biosimilar versions of Humira®, the world’s most profitable drug, AbbVie initiated an action against Alvotech in the district court for the Northern District of Illinois on April 27, 2021, after Alvotech requested approval of its biosimilar, AVT02, a biosimilar

In the context of Immunex’s patent on IL-4 antibodies, the Federal Circuit says yes.

On October 13, 2020, the Federal Circuit affirmed the Patent Trial and Appeal Board’s (the “Board”) final written decision in IPR2017-01884, holding invalid all claims of U.S. Patent No. 8,679,487 (“the ’487 patent”) assigned to Immunex. The ‘487 patent is drawn

The Federal Circuit recently held[1] in a 2-1 decision that there was substantial evidence supporting a jury finding that Teva was liable for induced infringement for an indication carved out of its skinny label for its generic version of carvedilol.

The case concerned GSK’s United States Patent No. 4,503,067 (“the ’067 patent”) and Reissue

As we previously reported, earlier this year the Federal Circuit affirmed a district court’s finding that Sandoz’s ZARXIO filgrastim biosimilar and proposed pegfilgrastim biosimilar do not infringe Amgen’s patents. The patents-at-issue were Amgen’s U.S. Patent Nos. 8,940,878 (“the ’878 patent”) and 6,162,427 (“the ’427 patent”). The ’872 patent is directed towards methods of purifying