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.

Date of Patent:
Sep. 22, 2026

Filed:

Feb. 24, 2022
Applicant:

Tung Hing Plastic Manufactory Limited, Hong Kong, HK;

Inventor:

Ka Chuen Sze, Hong Kong, HK;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A45D 8/34 (2006.01); B29C 45/00 (2006.01); C08L 53/02 (2006.01); C08L 75/04 (2006.01); C08L 83/04 (2006.01); B29K 9/00 (2006.01); B29K 25/00 (2006.01); B29K 75/00 (2006.01); B29K 83/00 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
A45D 8/34 (2013.01); B29C 45/0046 (2013.01); B29C 45/0053 (2013.01); C08L 53/02 (2013.01); C08L 75/04 (2013.01); C08L 83/04 (2013.01); B29C 2045/0079 (2013.01); B29K 2009/00 (2013.01); B29K 2025/08 (2013.01); B29K 2075/00 (2013.01); B29K 2083/00 (2013.01); B29K 2995/0046 (2013.01); B29K 2995/0077 (2013.01); B29L 2031/718 (2013.01); C08L 2207/04 (2013.01);
Abstract

There is disclosed a hair fastener. The hair fastener is in the form of a loop for securing a log of hair within the loop. The hair fastener has an inner elastic core and an outer fabric enveloping the inner elastic core, wherein the elastic core is made of a band with a width of 2 to 6 mm and a thickness of 1 to 3 mm, and made of silicone or a material of thermoplastic elastomer (TPE) selected from the consisting of hydrogenated styrenic block copolymers (SEBS), thermoplastic polyurethane (TPU) and thermoplastic vulcanizates (TPV). The hair fastener is adapted to assume a first, default, configuration in which an opening defined and surrounded by the loop has a first area and a second, fully expanded, configuration in which the opening defined and surrounded by the loop has a second area.


Find Patent Forward Citations

Sze, Ka. (2026). Hair fasteners and methods of manufacture thereof (U.S. Patent No. 12740629). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12740629

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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