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. 11, 2025
Filed:
Aug. 27, 2020
Applicants:
Teijin Limited, Osaka, JP;
Wacker Chemie Ag, Munich, DE;
Inventors:
Hiroko Yokoyama, Osaka, JP;
Eiji Kinoshita, Osaka, JP;
Satoshi Ohno, Chikusei, JP;
Izuru Taketa, Chikusei, JP;
Assignees:
TEIJIN LIMITED, Osaka, JP;
WACKER CHEMIE AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F 9/22 (2006.01); D06M 15/643 (2006.01);
U.S. Cl.
CPC ...
D01F 9/225 (2013.01); D06M 15/643 (2013.01);
Abstract
The present invention provides a method for producing a carbon fiber bundle, the method including steps (b) to (e) described below: