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Cooper Sues Acuity Over Light Fixture Patents

Law360 (July 22, 2008, 12:00 AM EDT) -- Cooper Technologies Co. has filed a patent infringement suit against Acuity Brands Lighting Inc., alleging that several light fixtures made and sold by Acuity violate its patent rights.

In the suit, filed Friday in the U.S. District Court for the Eastern District of Texas, Cooper seeks compensatory damages, a permanent injunction enjoining Acuity from further infringing three patents and attorneys' fees.

According to the complaint, at least two of Acuity's Lithonia Lighting fixture series infringe Cooper's patent for an energy-efficient lighting system, U.S. Patent Number 5,777,857....
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