If Colorado is successful this could be a game changer for the entire industry and may finally give some relief to medical marijuana patients in neeed.

The Drug Enforcement Administration dubs marijuana a Schedule I controlled substance -- meaning it has no accepted medical use. Switching pot to Schedule II, like morphine and cocaine, among other drugs, would instantly change the dynamic between the feds and medical marijuana states. And a Colorado spokesman confirms that his agency will make such a request by year's end.

Not that the state has a choice. Hidden within the language of House Bill 1284, the 2010 measure that established the regulatory structure for medical marijuana in Colorado, is a passage that enumerates the powers and duties of the state licensing authority. Under the heading "The state licensing authority shall," the seventh of them reads: