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Aug 8, 2017

PTAB Obviousness Determination Vacated and Remanded for Flawed Analysis of Unexpected Results

When a patent claims an invention directed toward a combination of previously known elements, evidence that the combination produced unexpected results can often play a critical role in rebutting a challenge to the patent's validity based on obviousness. On August 1, 2017, in Honeywell International Inc. v. Mexichem Amanco Holdings S.A. DE C.V., the Federal […]
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