(February 10, 2017, 9:11 AM EST) -- ALEXANDRIA, Va. — A request by Forty Seven Inc. for inter partes review (IPR) of a single claim of a patent relating to a method of boosting the immune system was denied by the Patent Trial and Appeal Board on Feb. 9 (Forty Seven Inc. v. Stichting Sanquin Bloedvoorziening, No. IPR2016-01529, PTAB)....