Eidos Display, LLC v. AU Optronics Corporation, No. 14-1254 (Fed. Cir. Mar. 10, 2015)

From the Opinion

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Plaintiff-Appellants Eidos Display, LLC and Eidos III, LLC (Eidos) appeal from the district court’s grant of a motion for summary judgment, finding the asserted claim of U.S. Patent No. 5,879,958 (the ’958 patent) to be invalid as indefinite. Because the claim, when read in light of the specification and prosecution history , inf ormed with reasonable certainty those skilled in the art at the time the patent was filed about the scope of the claimed inven- tion, we reverse the district court’s grant of summary judgm…