Did you know that the U.S. government holds a patent.

US Patent 6630507 titled “Cannabinoids as antioxidants and neuroprotectants”

https://patients4medicalmarijuana.wordpress.com/medical-use-of-cannabis-video/the-government-holds-a-patent-for-medical-marijuana/

https://www.denverpost.com/2016/08/28/what-is-marijuana-patent-6630507/