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:
May. 11, 2010
Filed:
Apr. 28, 2008
Applicants:
Philippe Dellis, Dijon, FR;
Kamel Nasar, Mirebeau sur Beze, FR;
Inventors:
Philippe Dellis, Dijon, FR;
Kamel Nasar, Mirebeau sur Beze, FR;
Assignee:
Fournier Laboratories Ireland Ltd., Cork, IE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 59/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for preparing a quaternary ammonium salt of a fibric acid, represented by the following reaction scheme: is carried out in a single operation starting from a phenol of formula (I), an α-halogenated ester of formula (II) and a quaternary ammonium hydroxide of formula (III). This process makes it possible economically to prepare a choline salt of fenofibric acid in high purity that can be used directly as the active substance in a pharmaceutical composition intended for human consumption.