US3717908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deformable fastening device
Assignee: American Velcro Inc
•
Filing: 1971-03-31
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Granted: 1973-02-27
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Expires: 1991-03-31
Abstract
Abstract There is described a deformable fastening member of a separable type fastener including a flexible backing strip and a multiplicity of hooking elements projecting from one surface thereof. The backing strip includes a plurality of spaced apart relief slots extending into the strip from the edge portions thereof. The slots allow the strip to be easily bent and attached to substantially any curved surface.
Inventors
- 👤 J Perina
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:25
CPC Classifications
A; A44; A44B; A44B18/00; A44B18/0069; Y; Y10; Y10T; Y10T24/00; Y10T24/27; Y10T24/2725
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
96 words
A flexible fastening member of a separable type fastener in strip form comprising an elongated backing strip formed of a flexible resilient material, a multiplicity of hooking elements projecting from one surface of the backing strip, said member having a plurality of spaced apart relief slots spaced longitudinally along the member and extending into the member from the edge portions thereof, said relief slots allowing the fastening member to overcome its natural rigidity and thereby follow substantially any curved pattern, and said backing strip being substantially uninterrupted along its longitudinal axis except for said relief slots.
Claim 2
Dependent Claim
96 words
A flexible fastening member of a separable type fastener in strip form comprising an elongated backing strip formed of a flexible resilient material, a multiplicity of hooking elements projecting from one surface of the backing strip, said member having a plurality of spaced apart relief slots spaced longitudinally along the member and extending into the member from the edge portions thereof, said relief slots allowing the fastening member to overcome its natural rigidity and thereby follow substantially any curved pattern, and said backing strip being substantially uninterrupted along its longitudinal axis except for said relief slots.
Claim 3
Dependent Claim
53 words
A flexible fastening member according to claim 1, wherein the hooking elements extend from a tape member, said tape member including a base having a plurality of threads of synthetic resin material in the form of hooking elements interwoven therein, the tape member being secured to the backing strip along one surface thereof.
Claim 4
Dependent Claim
16 words
A flexible fastening member according to claim 1, wherein the hooking elements are hook-type hooking elements.
Claim 5
Dependent Claim
16 words
A flexible fastening meMber according to claim 1, wherein the relief slots are key-hole in shape.
Claim 6
Dependent Claim
17 words
A flexible fastening member according to claim 1, wherein the backing strip is formed of extruded vinyl.
Claim 7
Dependent Claim
40 words
A flexible fastening member according to claim 1, wherein the relief slots extend inwardly in pairs from each of the longitudinal edge portions of the member, each of the relief slots of the pair lying along substantially the same axis.
References Cited (Backward Citations)
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US3020613A
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US3081772A
Cited
US3512225A
Cited
US3390680A
Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-02-27 | 1976-08-28 | 1977-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-27 | 1980-08-28 | 1981-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-27 | 1984-08-28 | 1985-02-27 | $7700.00 | Window Closed / Lapsed |