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:
May. 06, 2014
Filed:
Jul. 21, 2006
Applicants:
Yunik Chang, Sonoma, CA (US);
Nayan Desai, Santa Rosa, CA (US);
Inventors:
Yunik Chang, Sonoma, CA (US);
Nayan Desai, Santa Rosa, CA (US);
Assignee:
Dow Pharmaceutical Sciences, Inc., Petaluma, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 8/02 (2006.01); C12P 7/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
An oil-in-water emulsion containing one or more alpha hydroxy acids in which the oil phase of the emulsion contains a high proportion of polar constituents. The emulsion, even at high concentrations of alpha hydroxy acid, is not irritating when applied to the skin.