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. 22, 1977
Filed:
Mar. 31, 1976
Applicant:
Inventors:
Soichiro Kishimoto, Okayama, JA;
Saburo Okazaki, Okayama, JA;
Assignee:
Japan Exlan Company Limited, Osaka, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D01F / ;
U.S. Cl.
CPC ...
4234474 ; 264 292 ; 4234476 ; 4234477 ;
Abstract
Carbon fibers having excellent properties are produced by a process which comprises thermal-stabilizing and carbonizing acrylonitrile fibers containing certain aminosiloxanes.
Kishimoto, Soichiro. (1977). Process for producing carbon fibers (U.S. Patent No. 4009248). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4009248
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile