Court Hands Pfizer Mixed Results In Lipitor Battle

Law360, New York (August 2, 2006, 12:00 AM EDT) -- An appeals court handed Pfizer Inc. a mixed ruling Wednesday, affirming a lower court’s decision that a patent covering Pfizer’s blockbuster drug Lipitor was valid, but striking down a second Lipitor-related Pfizer patent on technical grounds.

The bottom line is that Lipitor is protected in the U.S. until March 2010. If the second patent had been ruled valid, the protection would have extended until June 2011.

Indian generic drug maker Ranbaxy Laboratories Ltd. brought the appeal, following a December 2005 defeat in federal court in Delaware....
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