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:
Aug. 22, 2000
Filed:
Sep. 03, 1998
Applicant:
Inventors:
Jean Mondet, Drancy, FR;
Bertrand Lion, Livry-Gargan, FR;
Nathalie Mougin, Paris, FR;
Valerie de la Poterie, Le Chatelet en Brie, FR;
Bertrand Piot, La Garenne-Colombes, FR;
Assignee:
L'Oreal, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 61 ; 424 47 ; 424 701 ; 424 707 ; 424 7011 ; 424 7012 ; 424 7802 ; 424401 ; 424 7803 ; 427389 ; 4273935 ; 524591 ; 524840 ; 528 71 ; 528 80 ; 528 83 ;
Abstract
The present invention relates to polyurethanes and a process for preparing them. These polyester polyurethanes contain units corresponding to the following formulae (I) and (II): ##STR1## The polyester urethanes according to the present invention form pseudolatices which may be utilized in cosmetic compositions.