Kennametal Files Patent Infringement Suit

patKennametal Inc. filed a patent infringement suit against Sandvik, Inc., Seco Tools Inc., and Walter USA, Inc. on June 29, 2009 in the United States District Court for the Western District of Pennsylvania.

The complaint alleges that defendants infringed U.S. Patent No. 5,722,803 (“Cutting Tool and Method of Making the Cutting Tool”) and U.S. Patent No. 7,530,772 B2 (“Drill, Such as a Twist Drill”) through their manufacture, use, sale, offer for sale, and/or importation of coated cutting tools and drills.  The defendants’ Answers are due September 8, 2009. 

Kennametal is a company located just outside of Pittsburgh, Pennsylvania in Latrobe. According to Kennametal’s website, Kennametal is a leading global supplier of tooling, engineered components, and advanced materials that are consumed in production processes. Kennametal applies powder metallurgy, materials science and mechanical engineering technologies to cemented tungsten carbides, high-speed steels, ceramics, industrial diamonds, and other material compositions to produce products that have resistance to heat, impact, corrosion, pressure and wear. Kennametal’s annual sales are approximately $2 billion, with 12,000 employees worldwide and operations in over 60 countries.

– Katie Cooper

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