Rituximab Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...more
On September 9, 2022, Biogen filed a complaint in the District of Delaware against Sandoz and Polpharma Biologics. Biogen’s complaint is filed under seal. Based on the list of 28 asserted patents, the case appears to...more