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:
Feb. 15, 1994
Filed:
Jan. 02, 1992
Applicant:
Inventor:
Yu-Tsai Chen, Glen Ellyn, IL (US);
Assignee:
Amoco Corporation, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528344 ; 524606 ; 524607 ; 528338 ; 528339 ; 528340 ; 528347 ;
Abstract
Polyphthalamides having a useful combination of thermal and mechanical properties and excellent solvent resistance, particularly to alcohols, comprise recurring aliphatic terephthalamide and 2,6-naphthalene dicarboxylamide units and, optionally, isophthalamide units.
Chen, Yu-Tsai. (1994). Crystallizable copolyamide having terephthalamide and naphthalamide units (U.S. Patent No. 5286839). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5286839
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile