Seagen patent in Daiichi Sankyo ADC dispute nixed by USPTO News

Seagen patent in Daiichi Sankyo ADC dispute nixed by USPTO News

Source: 
Pharmaphorum
snippet: 

There has been another twist in the road for the ongoing legal battle between Seagen and Daiichi Sankyo over patent rights for antibody-drug conjugate (ADC) Enhertu.