Issue No. 059 · Story 02 · September 28, 2026
PatentMylan Opens New Wegovy Patent Fight
Mylan Pharmaceuticals filed a Delaware federal lawsuit seeking a declaration that its proposed generic version of Novo Nordisk's Wegovy does not infringe a patent covering administration through a single-dose pen.
- §The case concerns Mylan's proposed generic version of the weight-loss medicine semaglutide.
- §Mylan asks the court for a noninfringement declaration covering U.S. Patent No. 12,275,786.
- §The filing adds a new patent to a broader dispute between the companies over proposed Wegovy generics.
- §The complaint was filed in the U.S. District Court for the District of Delaware.
THE TAKEAWAY
The case connects patent scope to competition around one of the most recognizable weight-loss medicines in the United States. It also adds another claim set to an already active generic-drug dispute.
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