Both Merck & Co. and Halozyme are holding their ground in a freshly unveiled patent dispute surrounding the New Jersey pharma ...

Merck's injected version of its blockbuster cancer drug Keytruda could face a potential patent challenge from biotech ...

The new formulation of Keytruda, currently under FDA review, is sparking conflict with Halozyme, which makes enzymes that ...

The company has asked the U.S. patent office to reconsider patents that could prevent it from selling a new version of its ...

Merck (MRK) has been adjusting Keytruda to make it easier to use and to protect the company for after the U.S. patent protection runs out in ...

Merck's newly developed injected version of its blockbuster cancer drug, Keytruda, may be at the center of a potential patent ...

Shares in pharmaceuticals giant Merck (MRK) weakened today on fears that a patent battle could jeopardize its plans to sell a ...

MSD’s checkpoint inhibitor Keytruda has been cleared by the FDA for use in newly diagnosed cervical cancer patients with less severe disease, becoming the first anti-PD-1/PD-L1 immunotherapy for ...

Merck & Co.'s heavy reliance on its cancer drug Keytruda, which accounts for nearly half of the company's revenue, is raising investor concerns as the drug's patent expiration approaches in 2028 ...

Feb 25 (Reuters) - Drugmaker Merck (MRK.N), opens new tab said on Tuesday it expects its top selling cancer therapy Keytruda to be selected in 2026 for government price setting, which would become ...

Halozyme Therapeutics claims Merck's new Keytruda version infringes on patents, requiring a licensing agreement, reports WSJ.