Elan Sues Alcon Over Eye Treatment Azopt

Law360, New York (January 23, 2009, 12:00 AM EST) -- Elan Pharma International Ltd. has accused Alcon Laboratories Inc.'s eye treatment Azopt of infringing two patents Elan obtained in 1998 through the acquisition of another company.

The suit alleges the drug falls within the claims of two patents obtained from NanoSystems LLC, which had a previous business relationship with Alcon before it became part of Elan, according to a complaint filed Thursday in the U.S. District Court for the Eastern District of Texas.

NanoSystems used its nanoparticle technology in the mid-1990s to help Alcon develop a...
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