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A patent infringement lawsuit involving two major players in the library automation market was resolved on August 11. EnvisionWare, based in Duluth, CA, and 3M, based in St. Paul, agreed to a confidential settlement of the lawsuit that was filed in the U.S. District Court for the District of Minnesota on June 22, 2009.
In the suit (3M Innovative Properties Company and 3M Company v. EnvisionWare Inc.), 3M had alleged that EnvisionWare's sale of self-service circulation systems and handheld radio-frequency identification (RFID) devices infringed upon 3M's patents (Patents 6,486,780; 6,232,870; and 6,857,568). EnvisionWare contested the claims.
In particular, 3M had …