Unigen Hits Perrigo With Supplements Patent Suit

Law360, New York (April 28, 2008, 12:00 AM EDT) -- Unigen Pharmaceuticals Inc., which develops natural, plant-derived products, launched a suit Thursday against Perrigo Company, accusing the store-brand product manufacturer of false advertising and infringing two patents related to popular dietary supplements.

The complaint filed in the U.S. District Court for the Western District of Washington alleges Perrigo's over-the-counter products, marketed by Walgreen Co. and Target Corporation as their store-brand lines of supplements for arthritis, infringe on the method claims of Unigen's two patents.

Michigan-based Perrigo, one of the world's largest manufacturers of over-the-counter products for...
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