The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 26, 2025
Filed:
Dec. 16, 2021
Canopy Growth Corporation, Smiths Falls, CA;
Christopher Adair, Smiths Falls, CA;
Roger Gallant, Smiths Falls, CA;
Ben Geiling, Smiths Falls, CA;
Mohammadmehdi Haghdoost Manjili, Smiths Falls, CA;
Canopy Growth Corporation, Smiths Falls, CA;
Abstract
Disclosed herein are methods for converting cannabidiol, cannabidiolic acid and analogs thereof into Δ-tetrahydrocannabinol, Δ-tetrahydrocannabinolic acid and analogs thereof. In particular, there is provided a method for converting a compound of Formula (I) as defined herein into a compound of Formula (II) as defined herein, the method comprising heating the compound of Formula (I) and a Lewis acidic heterogeneous reagent in an aprotic-solvent system to provide a compound of Formula (II), wherein the Lewis-acidic heterogeneous reagent is acidic alumina.