US10195159B2 – February 5, 2019 – Processes and apparatus for extraction of active substances and enriched extracts from natural products

Please complete the required fields.




Inventors :

Brian Anthony Whittle;Geoffrey Guy;David Victor Downs;David W. Pate

Owner :

GW PHARMA LIMITED, UNITED KINGDOM

Application Number :

US14674098

Document Number :

US10195159B2

Priority Date :

May 4, 2001

Filing Date :

March 31, 2015

Date of Grant/ Publication :

February 5, 2019

Class :

A61K31 / 05;B01D11 / 02;A61K31 / 352;A61K36 / 185;B01D11 / 00

Abstract

Processes for preparing extracts of natural products such as plant material, and for preparing purified extracts from crude extracts of natural products, by extraction with hot gas. Apparatus suitable for use in preparing extracts of natural products are also described.

Claim(s)

1. A cannabinoid-rich extract which is substantially free of volatile terpenes and ballast, and has a high content of cannabidiol (CBD) and only trace amounts of tetrahydrocannabinolic acid (THCA) and cannabidiolic acid (CBDA), and wherein the majority of the cannabinoids are present in the decarboxylated neutral form.

Summary

No Comments

Leave a comment

Sorry, you must be logged in to post a comment. Login