Concealable slide fastener
US9918527B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 31, 2016 |
| Grant date | Mar 20, 2018 |
| Priority date | — |
| Expiry date | Mar 31, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA44B19/403
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A slide fastener includes first and second rows of slide elements and first and second tapes secured with the respective rows of slide elements. The slide elements of the first row of slide elements are configured to engage with slide elements of the second row of slide elements and each slide element of the first and second rows includes a base, a head, a neck extending between the base and the head, a top surface, a facing surface, and one or more shoulders. A first vertical distance between a lowermost surface of the head and the first end of the first tape is greater than a second vertical distance between a lowermost surface of the base and the first end of the first tape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.