Bristol Myers, AstraZeneca settle PD-1, CTLA-4 cancer immunotherapy patent suits for $510M

Bristol Myers Squibb and AstraZeneca have quickly resolved patent infringement lawsuits around their blockbuster cancer immunotherapies. | Bristol Myers Squibb and AstraZeneca have quickly resolved patent infringement lawsuits around their blockbuster PD-1/L1 and CTLA-4 cancer immunotherapies.