$MJNA First with a License to Commercialize the U.S. National Institutes of Health Patent “Cannabinoids as Antioxidants and Neuroprotectants.” Medical Marijuana, Inc. subsidiary Kannalife™ Sciences holds the first two licenses awarded to develop and commercialize drug treatments under the U.S. government’s only cannabinoid patent. Kannalife™ Sciences is a phyto-medical company specializing in the research and development of cannabinoid based pharmaceuticals