US 10,624,872 B1 · Apparatuses, methods, and systems for extraction, isolation and conversion of various cannabinoids, and modifications of whole-plant hemp extracts therewith

Abstract

Apparatuses, methods, and systems for extraction, isolation, purification, and conversion of various cannabinoids, and modifications of whole-plant hemp extracts therewith are presented. A method for preparing a whole-plant hemp extract based product includes extracting cannabinoids from plant materials, such as one or more hemp varieties of Cannabis sativa. The method also includes separating and purifying CBD from the extracted cannabinoids, converting purified CBD to Δ9-THC and Δ8-THC and concurrently converting Δ9-THC to CBN, purifying and separating the CBN, and combining the purified CBN with a whole-plant hemp extract. Products and supplements related to the method are also described.

Claims4

Dependent claims

A method for preparing a cannabis extract enriched in cannabinol, said method comprising:

(a) providing a cannabis extract comprising cannabidiol;
(b) purifying the cannabidiol from the cannabis extract of step a);
(c) converting the purified cannabidiol to Delta 9 tetrahydrocannabinol and Delta 8 tetrahydrocannabinol and concurrently converting Delta 9 tetrahydrocannabinol to cannabinol by heating the purified cannabidiol at 100° C. to 180° C., thereby producing cannabinol;
(d) purifying the cannabinol by supercritical fluid chromatography;
and
(e) combining the purified cannabinol with another cannabis extract, thereby producing the cannabis extract enriched in cannabinol.

3 more elements

Dependencies are inferred from the claim text.

Facts

Application

16/023,732Filed 29 Jun 2018 · us provisional application

Priority

29 Jun 2017

Granted

21 Apr 2020

Term ends

Not estimatedThe source records don’t support an estimate.

Classification16 codes

A61K 31/658
Medicinal preparations containing organic active ingredients: o-phenolic cannabinoids, e.g. cannabidiol, cannabigerolic acid, cannabichromene or…
A23L 33/105
Using additives: plant extracts, their artificial duplicates or their derivatives
A61K 31/047
Hydroxy compounds, e.g. alcohols; Salts thereof, e.g. alcoholates: having two or more hydroxy groups, e.g. sorbitol
A61K 36/3482
Cannabaceae: cannabis

Apparatuses, methods, and systems for extraction, isolation and conversion of various cannabinoids, and modifications of whole-plant hemp extracts therewith

Life of this patent

Apparatuses, methods, and systems for extraction, isolation and conversion of various cannabinoids, and modifications of whole-plant hemp extracts therewith

Life of this patent

Abstract

Claims4