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. 09, 2017
Filed:
Jul. 09, 2008
Applicants:
Francis Pruche, Senlis, FR;
Patrick Choisy, Montlouis sur Loire, FR;
Inventors:
Francis Pruche, Senlis, FR;
Patrick Choisy, Montlouis sur Loire, FR;
Assignee:
L'Oreal, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 8/00 (2006.01); A61Q 19/04 (2006.01); A61K 8/04 (2006.01); A61K 8/06 (2006.01); A61K 8/67 (2006.01);
U.S. Cl.
CPC ...
A61Q 19/04 (2013.01); A61K 8/042 (2013.01); A61K 8/062 (2013.01); A61K 8/064 (2013.01); A61K 8/676 (2013.01); A61K 2800/88 (2013.01);
Abstract
Dehydroascorbic acid and polymeric/monomeric derivatives and isomers thereof are useful for artificially coloring the skin and more particularly as a skin self-tanning agent; the dehydroascorbic acid may be formed 'in situ' from ascorbic acid or a derivative or salt thereof via chemical oxidation and/or via enzymatic oxidation, and a two-component agent thereof includes