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. 22, 2013
Filed:
Sep. 25, 2009
Estelle Marchal, Valleroy, FR;
Philippe Uriac, Pace, FR;
Yves Brunel, Marssac-sur-tarn, FR;
Stëphane Poigny, Saubens, FR;
Estelle Marchal, Valleroy, FR;
Philippe Uriac, Pace, FR;
Yves Brunel, Marssac-sur-tarn, FR;
Stëphane Poigny, Saubens, FR;
Pierre Fabre Dermo-Cosmetique, Boulogne-Billancourt, FR;
Abstract
The present invention relates to methylene furanone derivatives as well as the use thereof as a protective, antioxidant, or depigmentation agent in cosmetic or dermatological compositions. The invention also relates to a method for preparing said derivatives involving a Suzuki-Miyaura coupling reaction from corresponding dibromofuranone derivatives. The invention also relates to a method of preparation involving a coupling reaction of 2-methoxy-furan derivatives with a ketone followed by dehydration.