NeurogesX Receives Notice of Allowance for Patent Covering NGX-1998 Capsaicin Topical Liquid (NGSX)

NeurogesX NGSX today announced that it has received a Notice of Allowance from the U.S. Patent and Trademark Office for its patent entitled, "Methods and Compositions for Administration of TRPV1 Agonists."  The allowed claims include method of use, formulation and system claims.  The patent scheduled to issue from this application is expected to expire in 2024, with additional patent term expected in excess of approximately two years due to Patent Term Adjustment.