Mealey's (January 9, 2019, 8:39 AM EST) -- NEW YORK — In a Jan. 7 ruling, a New York federal judge rejected efforts by a pharmaceutical group to amend their patent invalidity, declaratory judgment complaint to buttress a claim that an inventor committed inequitable conduct before the U.S. Patent and Trademark Office (PTO) (Ferring B.V., et al. v. Serenity Pharmaceuticals LLC, et al., No. 17-9922, S.D. N.Y., 2019 U.S. Dist. LEXIS 2673)....