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:
Nov. 03, 2026
Filed:
Mar. 29, 2022
Ykk Corporation, Tokyo, JP;
Maho Kinomoto, Toyama-ken, JP;
YKK Corporation, Tokyo, JP;
Abstract
There is provided a stainless alloy fastener element. The fastener element is a stainless alloy fastener element after being ground by barrel grinding. The fastener element includes a head portion, a pair of leg portions, and an intermediate portion between the head portion and the leg portions. Among black spots of organic matter observed in a backscattered electron (BSE) image of a scanning electron microscope (SEM) image of a side surface of the fastener element, the number of the black spots of the organic matter having a part with a length of 10 μm or more is less than nine in a head portion side surface upper half region or less than nine in an intermediate portion side surface upper half region.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile