Mealey's (November 23, 2020, 1:00 PM EST) -- ALEXANDRIA, Va. — A petition for inter partes review (IPR) of a call captioning patent should be rejected under the Patent Trial and Appeal Board’s discretionary authority to deny institution, the patent owner told the board on Nov. 20 (CaptionCall LLC v. Ultratec Inc., No. IPR2020-01216, PTAB.)....