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:
Apr. 01, 2003
Filed:
Mar. 15, 2001
Applicant:
Inventors:
Paul David Weipert, High Point, NC (US);
Bharat B. Desai, Spartanburg, SC (US);
Assignee:
Ethox Chemicals LLC, Greenville, SC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 7/06 ; A61K 3/1765 ; A61K 9/14 ; C07C / ; C07C 6/966 ; C07C 6/973 ;
U.S. Cl.
CPC ...
A61K 7/06 ; A61K 3/1765 ; A61K 9/14 ; C07C / ; C07C 6/966 ; C07C 6/973 ;
Abstract
The present invention provides biodegradable polyesters based on lower hydroxy acids and hydroxy fatty acids. The resulting polyesters are useful as cosmetic vehicles for sunscreens, skin lotions and by themselves are also useful as milder skin exfoliants.