ST. JOSEPH, Mo. — Gray Manufacturing Company, Inc., a family-owned and operated business since 1952 located in St. Joseph, Mo., specializing in manufacturing and selling portable lifting equipment for use by professional mechanics, announced today that it has resolved its patent infringement lawsuit filed February 25, 2010, against MAHA KG, a German corporation, and MAHA USA, LLC., a Delaware limited liability company with its principal place of business located in Pinckard, Ala.
Pursuant to the agreement, MAHA has admitted the validity and enforceability of Gray Manufacturing’s U.S. Patent No. 6,634,461 “Coordinated Lift System,” U.S. Patent No. 7,014,012 “Coordinated Lift System,” and U.S. Patent No. 7,219,770 “Coordinated Lift System with User Selectable RF Channels,” related to wireless lifting devices. MAHA has also agreed not to infringe on the Patents in the future.
Gray Manufacturing’s President Stet Schanze stated that he is very pleased with the agreement and to have the matter resolved with MAHA.
In a separate matter, Schanze noted that Gray continues to pursue its federal lawsuit against Stertil-Koni and Stertil B.V. for patent infringement related to the same patents in the MAHA lawsuit and fully expects the federal court to uphold the validity of Gray’s patents.
