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:
Dec. 24, 2013
Filed:
May. 10, 2006
Applicants:
Thomas Rudolph, Darmstadt, DE;
Herwig Buchholz, Frankfurt, DE;
Jerzy Meduski, Fourqueux, FR;
Inventors:
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 8/73 (2006.01); A61Q 19/04 (2006.01); A61K 9/70 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to the use of at least one flavonoid having an uncharged flavan skeleton as synergist for enhancing the action of self-tanning substances, such as trioses and tetroses, in cosmetic and dermatological formulations and to corresponding novel compositions and to the preparation thereof.