Allergan enters patent protection deal with Native American tribe, files suit against Imprimis

Allergan announced two recent moves to protect its intellectual property and prevent generic competition. In separate press releases, Allergan reported filing suit against Imprimis Pharmaceuticals and two other companies and transferring Orange Book-listed patents for Restasis (cyclosporine ophthalmic emulsion 0.05%) to the Saint Regis Mohawk Tribe, a New York-based Native American tribe. The tribe is recognized as a sovereign tribal government, and Allergan has been granted exclusive licenses in the patents.

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