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:
Mar. 15, 1977
Filed:
Oct. 15, 1974
Applicant:
Inventors:
Assignee:
Teijin Limited, Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260 / ; 260 / ;
Abstract
Fiber-forming polyamides are prepared by poly-condensing naphthalene-2,7-dicarboxylic acid and a straight-chain aliphatic diamine containing 4 to 13 carbon atoms and 15 to 50 mol% of another carboxylic acid and/or another diamine as a copolymerizing component.
Moriyama, Keiichi. (1977). Fiber-forming polyamides from naphthalene-2,7-dicarboxylic acid and (U.S. Patent No. 4012365). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4012365
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile