Pfizer says court invalidates Celebrex patent reissue

March 12 Wed Mar 12, 2014 2:45pm EDT

March 12 (Reuters) - Pfizer Inc said a U.S. federal court invalidated a reissue patent covering methods of treating osteoarthritis and other conditions with its Celebrex drug.

Pfizer said it disagreed with the ruling by the U.S. District Court for the Eastern District of Virginia, and will appeal the decision.

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