August 30, 2016 / 12:21 AM / 3 years ago

Judge invalidates Merck's NuvaRing patent claims

A federal judge in Delaware has struck down Merck & Co’s patent infringement claims against Actavis’ Warner Chilcott unit, which is seeking to sell a generic version of the NuvaRing contraceptive.

U.S. District Judge Gregory Sleet in Wilmington, Delaware found on Friday that the claims Merck asserted under the NuvaRing patent were obvious, and therefore invalid, in light of an earlier patent application by the device’s inventor.

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