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. 08, 1995
Filed:
Mar. 16, 1994
Applicant:
Inventors:
Pierre-Yves Lahary, Lyons, FR;
Jean Coquard, Grezieu-la-Varenne, FR;
Assignee:
Rhone-Poulenc Chimie, Courbevoie Cedex, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528349 ; 528336 ; 528338 ; 528339 ; 528340 ; 528347 ; 4284744 ; 524600 ; 524606 ;
Abstract
Semi-crystalline, semi-aromatic copolyamides derived from terephthalic acid and mixtures comprising an alkylpentamethylene diamine and hexamethylenediamine by a process including thermal polycondensation in a closed system of the autoclave type.
Lahary, Pierre-Yves. (1995). Semi-crystalline, semi-aromatic copolyamides (U.S. Patent No. 5440006). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5440006
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile