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:
Jan. 14, 2025
Filed:
Sep. 27, 2019
Applicant:
Spiber Inc., Yamagata, JP;
Inventors:
Assignee:
Spiber Inc., Yamagata, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F 4/02 (2006.01); D01D 11/00 (2006.01);
U.S. Cl.
CPC ...
D01F 4/02 (2013.01); D01D 11/00 (2013.01);
Abstract
The present invention provides a modified fibroin fiber having a shrinkage history of being irreversibly shrunk after spinning, the modified fibroin fiber containing modified fibroin, wherein a fiber diameter of a raw material fiber before being irreversibly shrunk exceeds 25 μm.
Abe, Yunosuke. (2025). Modified fibroin fibers (U.S. Patent No. 12195883). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12195883
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile