3 Takeaways From The PTAB's Cannabis Experience

By Matthew Bultman (January 11, 2019, 6:14 PM EST) -- The Patent Trial and Appeal Board dipped its toe into the pool of marijuana-related inventions with a recent decision involving an epilepsy treatment patent, providing the cannabis industry a glimpse at what to expect in America Invents Act reviews.

The PTAB's decision, issued Jan. 3, came in an inter partes review Insys Development Co. Inc. brought against a patent belonging to a unit of GW Pharmaceuticals PLC, a U.K. company known for its marijuana-derived medicines. The board invalidated two patent claims but upheld several others.

Insys' challenge was believed to be the first to a cannabis-related patent in AIA review by...

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