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:
Apr. 12, 2022
Filed:
Nov. 14, 2014
Applicant:
Arkema France, Colombes, FR;
Inventors:
Thierry Briffaud, Caorches Saint Nicholas, FR;
Pierre Nogues, Bernay, FR;
Guillaume Le, Colombelles, FR;
Frédéric Malet, Lyons, FR;
Assignee:
ARKEMA FRANCE, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 69/08 (2006.01); C08G 69/04 (2006.01);
U.S. Cl.
CPC ...
C08G 69/04 (2013.01); C08G 69/08 (2013.01);
Abstract
The invention concerns a method for producing polyamide from an amino ester of formula NH—(CH)—COOR, in which R represents an alkyl group and n represents an integer ranging from 5 to 14, comprising: