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:
Nov. 11, 2008
Filed:
Dec. 17, 2004
Fiona Obrock Geiser, Glen Mills, PA (US);
John James Keenan, Franklinville, NJ (US);
Ronald Rossi, Mullica Hill, NJ (US);
Albert Sanchez, Wilmington, DE (US);
John Michael Whelan, Mount Lebanon, PA (US);
Fiona Obrock Geiser, Glen Mills, PA (US);
John James Keenan, Franklinville, NJ (US);
Ronald Rossi, Mullica Hill, NJ (US);
Albert Sanchez, Wilmington, DE (US);
John Michael Whelan, Mount Lebanon, PA (US);
Johnson Matthey Public Limited Company, London, GB;
Abstract
A process for separating (−)-Δ-trans-tetrahydrocannabinol from a mixture of cannabinoids is disclosed. The process comprises at least one chromatographic step wherein a mobile phase passes trough a stationary phase. The stationary phase comprises a derivatised polysaccharide and the mobile phase comprises carbon dioxide.