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Rolls-Royce plc v. United Technologies Corporation
Case Number:
1:10-cv-00457
Court:
Nature of Suit:
Judge:
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May 23, 2011
UTC Engine Doesn't Infringe Rolls-Royce Patent: Judge
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.
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May 06, 2010
Validity Ruling Sparks Rolls-Royce Jet Engine IP Suit
The U.S. Court of Appeals for the Federal Circuit has upheld a finding that Rolls-Royce PLC’s patent for a widely used jet engine is not obvious in light of a United Technologies Corp. patent application, spurring Rolls-Royce to launch an infringement action against its aerospace rival.