UTC Engine Doesn't Infringe Rolls-Royce Patent: Judge

Law360, New York (May 23, 2011, 2:00 PM EDT) -- A Virginia federal judge ruled Friday that United Technologies Corp.'s jet engines do not infringe Rolls-Royce PLC's patent, finding the patent disclosed a fan blade that has only three sweep regions to UTC's four.

U.S. District Judge Leonie M. Brinkema granted in part UTC's motion for summary judgment, finding that the fan blades the company manufactures for the GP7200 engine did not infringe Rolls-Royce's patent for jet engine technology under the claims construction adopted by the court.

The rival jet engine makers have been locked in...
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