Daiichi Sankyo prevails on appeal in long-running ADC patent battle with Seagen, flipping prior $41.8M verdict
3rd December 2025 Uncategorised 0A federal appeals court has overturned a previous ruling out of Texas that required Daiichi to pay $41.8 million in Enhertu royalties, plus an 8% running royalty rate, to its former ADC partner, Seagen.
More: Daiichi Sankyo prevails on appeal in long-running ADC patent battle with Seagen, flipping prior .8M verdict
Source: fierce