ENDO PHARM. INC. v. ACTAVIS LLC, decided May 3, 2019, Claim Interpretation

U.S. Patent No. 8,871,779 is directed to preparing morphinan alkaloids used for pain relief (pages 2-5). “14-hydroxymophinone” limitations were interpreted to be the salt form of 14-hydroxymorphoninone (page 10). Claim 1 recites a salt comprising 14-hydroxymophinone, so the claims indicate the salt form (pages 10-11). The specification teaches an example removing 14-hydroxymophinone in general but […]