Allergan Lashes Out At Eye Center In Patent Dispute

Law360, New York (November 3, 2009, 4:31 PM EST) -- Pharmaceutical and medical device company Allergan Inc. has fired back in Ocular Research of Boston Inc.'s patent infringement suit over a dry eye treatment, saying the ophthalmic research center's patent should be declared invalid for inequitable conduct before the U.S. Patent and Trademark Office.

Allergan filed its amended answer to Ocular Research's complaint in the U.S. District Court for the Eastern District of Texas on Monday.

Ocular Research first sued Allergan in 2007, asserting U.S. Patent Number 5,578,586, which covers a method and composition for reducing...
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