New version of Merck's Keytruda faces possible patent battle, WSJ reports
Merck's injected version of its blockbuster cancer drug Keytruda could face a potential patent challenge from biotech ...
New version of Merck's cancer drug faces possible patent battle, WSJ reports
Biotech Halozyme Therapeutics believes the new version of Merck's blockbuster cancer drug Keytruda infringes on its patents, the Wall Street Journal reported on Wednesday, citing people familiar with ...