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:
Oct. 04, 2011
Filed:
Nov. 06, 2008
Applicants:
John Anthony Bosley, Kettering, GB;
Clive Roderick Harding, Trumbull, CT (US);
Christopher Rawlins, Sharnbrook, GB;
Julia Sarah Rogers, Sharnbrook, GB;
Ian Richard Scott, Lower Binton, GB;
Inventors:
John Anthony Bosley, Kettering, GB;
Clive Roderick Harding, Trumbull, CT (US);
Christopher Rawlins, Sharnbrook, GB;
Julia Sarah Rogers, Sharnbrook, GB;
Ian Richard Scott, Lower Binton, GB;
Assignee:
Unilever Home & Personal Care USA, division of Conopco, Inc., Greenwich, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 31/20 (2006.01); C07C 57/02 (2006.01); C12P 23/00 (2006.01); C12P 7/64 (2006.01); C12P 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of producing a retinyl ester compound comprising subjecting a composition comprising retinyl or a retinyl ester and a fat or oil of animal or vegetable origins to enzyme catalysed trans-esterification in solvent free conditions to produce a retinyl ester.