Pratt Fires Back In GTF Legal Battle With Rolls
LOS ANGELES — Pratt & Whitney is stepping up its legal battle with Rolls-Royce over the fan design for the geared turbofan (GTF) by alleging the U.K. engine maker deliberately misled the U.S. Patent and Trademark Office. The claim, contained in a Sept. 27 filing against Rolls-Royce in the U.S...
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