Have Any Weed Case Dismissed: Patent # 6630507. Claim as Medical Benefit. Use Patent as Evidence for the Claim. Use Federal Government as the Witness. Have Any Weed Case Dismissed: Patent #6630507. Claim as Medical Benefit. Use Patent as Evidence for the Claim. Use Federal Government as the Witness. Patent #6630507: http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=6630507.PN.&OS=PN/6630507&RS=PN/6630507