PTAB Alert: USPTO Clarifies Indefiniteness Standard in PTAB Proceedings by Adopting District Court Indefiniteness Standard

On January 6, under the Director’s authority to set forth binding agency guidance to govern the Patent Trial and Appeal Board’s (“PTAB” or “Board”) implementation of various statutory provisions, the U.S. Patent and Trademark Office (“USPTO”) issued a memorandum to the PTAB setting forth the agency’s approach to analyzing indefiniteness under 35 U.S.C. § 112 […]