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:
Jan. 25, 2000
Filed:
Jun. 11, 1998
Applicant:
Inventors:
Didier Semeria, Courtry, FR;
Michel Philippe, Wissous, FR;
Assignee:
L'Oreal, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
20415788 ; 564201 ; 564215 ; 564224 ; 562567 ;
Abstract
A process for the preparation of ceramide-type compounds by reacting, an amino alcohol with a carboxylic acid of defined structures, where the reaction is conducted with irradiation with microwaves and at a temperature of less than or equal to 180.degree. C.