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OPINION: Should P&W be gearing up for patent battle?
Another engine patent war is brewing on the horizon. Rolls-Royce has plans to offer its UltraFan to Boeing for the proposed New Midsized Aircraft (NMA). But the UltraFan contains a power gearbox: a technology that Pratt & Whitney asserts is protected under a generic patent for a geared turbofan engine.
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