IP Watchdog report:

On July 30th, Golden, CO-based medical marijuana biotech firm United Cannabis Corporation filed a suit alleging patent infringement claims against Conifer, CO-based wellness company Pure Hemp Collective. The suit, filed in the District of Colorado, involves the assertion of cannabis patent claims which cover liquid formulations of highly enriched extracts of plant cannabinoids.

The patent at issue in this case is U.S. Patent No. 9730911, titled Cannabis Extracts and Methods of Preparing and Using Same. Issued last August, it claims a liquid cannabinoid formulation wherein at least 95 percent of the total cannabinoids is tetrahydrocannabinolic acid (THCa). The resulting invention addresses the need for providing more effective and safer cannabis extracts for medical uses through an extraction procedure that provides the desired active ingredients for the medical purpose.

In its suit, United Cannabis notes that it has been involved in the medical cannabis industry for nearly 20 years. The company’s proprietary technology includes the use of suspending both phytocannabinoids, chemical compounds which treat conditions and diseases by imitating compounds in the human body that mediate communication between cells, and cannabinoids with or without specific combinations of cannabis-derived fragrant oils. United Cannabis practices the ‘911 patent in its line of Prana Bio Nutrient Medicinals products which are useful in the alleviation the symptoms of various conditions such as chronic pain, neuropathy, Crohn’s Disease, post-traumatic stress disorder, epilepsy, autoimmune disorders and more.

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Cannabis Extract Patent Assertion Underscores Issue of Limited Prior Art for Marijuana Inventions