Federal Circuit Patent Watch: Provisional Application Must Provide Written Description Support For At Least One Claim For Published Patent Application Reference To Be Considered Prior Art To An AIA Patent As Of Date of Provisional Application

Precedential and Key Federal Circuit Opinions - THE NIELSEN COMPANY (US), LLC v. TVISION INSIGHTS, INC. (2025-1371, 8/14/2026) (Dyk, Reyna, Bissoon, D.J.) Dyk, J. The Court affirmed the Patent Trial and Appeal Board’s decision holding the challenged claims of U.S. Patent No. 11,470,243 to be unpatentable as obvious. The patent relates to audience measurement methods to count the number of people in an audience through image processing and facial recognition.... By: WilmerHale