MediciNova, Inc. announced that it has received an issue notification from the U.S. Patent and Trademark Office for a new patent which covers extended-release oral formulations of MN-166 (ibudilast). This new patent is expected to commence no earlier than September 2040. The allowed claims cover a formulation in the form of a tablet or capsule and cover a range of doses of MN-166 (ibUDilast).