Cannabis Patent Litigation: the Presumption of Validity

Canna Law Blog
By Jihee AhnDec 10, 2019, 10:00 am229 pts
I recently received an inquiry as to how difficult it would be to invalidate a competitor’s patent in litigation. In short, it’s pretty tough. A patent is deemed invalid “if the differences between the subject matter sought to be patented and the prior art are such that the subject matter as a whole would…

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