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:
Apr. 08, 2008
Filed:
May. 03, 2006
Naoyuki Himi, Toyama, JP;
Naoyuki Himi, Toyama, JP;
YKK Corporation, Tokyo, JP;
Abstract
A fastener chain, in which fastener elements each formed into a single unit of synthetic resin are attached at a constant interval along opposing side edges of a pair of fastener tapes, a front surface portion and a rear surface portion are provided on the front and rear sides of the fastener element, the surface of the front surface portion is formed into a curved face entirely swelling out circularly and upward while the rear surface portion is formed into a flat plane which is entirely even, and the front surface and the rear surface of the fastener element may have different shapes or the same shape so as to secure a fastener chain having an excellent tactile feel and beautiful appearance.