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:
Jul. 12, 1994
Filed:
Apr. 12, 1993
Applicant:
Inventors:
Michel Dedieu, Maisons Laffitte, FR;
Herve Burgaud, Dammartin en Goele, FR;
Eric LaPoirie, Villemomble, FR;
Veronique Gurfein, Le Plessis Robinson, FR;
Gerard Malle, Villiers-Sur-Morin, FR;
Assignee:
L'Oreal, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562593 ; 562606 ; 562512 ;
Abstract
A process for deodorizing a mercapto acid or a polar solvent solution thereof includes extracting malodorous compounds present therein by extraction with carbon dioxide in gaseous, liquid or solid form. The mercapto acid has the formula HS-A-COOH wherein A represents ##STR1## wherein n is an integer ranging from 1-4 and R is linear or branched C.sub.1 -C.sub.3 alkyl.
Dedieu, Michel. (1994). Process for deodorising a mercapto acid by extracting malodorous (U.S. Patent No. 5329045). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5329045
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile