CAMBRIDGE, Mass.--(BUSINESS WIRE)--President and founder Fred Mermelstein of Javelin Pharmaceuticals, Inc. (Amex: JAV - News) will discuss, during a presentation at the UBS conference today in New York City, that on September 25, 2007, Javelin was granted a commercially important U.S. patent, enabling greater protection of Javelin’s PMI-150 (intranasal ketamine). U.S. Patent Number 7,273,889, entitled: “NMDA Receptor Antagonist Formulation with Reduced Neurotoxicity,” extends protection covering Javelin’s intranasal ketamine drug candidates into 2023.