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:
Jun. 25, 2024
Filed:
Mar. 05, 2018
Applicants:
Spiber Inc., Yamagata, JP;
Kojima Industries Corporation, Aichi, JP;
Inventors:
Assignee:
Spiber Inc., Yamagata, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K 14/435 (2006.01); D01D 10/00 (2006.01); D01F 4/02 (2006.01);
U.S. Cl.
CPC ...
C07K 14/43518 (2013.01); D01D 10/00 (2013.01); D01F 4/02 (2013.01);
Abstract
The present invention relates to a highly contracted artificial fibroin fiber including a modified fibroin, in which a contraction percentage defined by the following equation exceeds 7%.Contraction percentage={1−(length of contracted artificial fibroin fiber/length of artificial fibroin fiber before being brought into contact with water after spinning)}×100(%)