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US3391434A Expired / Lapsed US ⏱️ 0.0 years remaining

Fastening device

Assignee: American Velcro Inc
•
Filing: 1966-10-07
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Granted: 1968-07-09
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Expires: 1986-10-07
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Abstract

No abstract record available.

Inventors

  • 👤 Laurent H Girard

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 22:17
CPC Classifications
E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/0801; E04F13/0803; A; A44; A44B; A44B18/00; A44B18/0069; A44B18/0073; A47; A47G; A47G27/00; A47G27/04; A47G27/0437; A47G27/045; B; B44; B44C; B44C7/00; B44C7/02; B44C7/022; E04F13/088; E04F13/0882; Y; Y10; Y10S; Y10S52/00; Y10S52/13; Y10T; Y10T24/00; Y10T24/27; Y10T24/2725; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49947; Y10T29/49948; Y10T29/49952; Y10T428/00; Y10T428/24; Y10T428/24008; Y10T428/24017

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 170 words
A FASTENING DEVICE HAVING HOOKING ELEMENTS FORMED OF A FLEXIBLE RESILIENT MATERIAL INTO ONE OF HOOKS AND LOOPS CHARACTERIZED BY THE PROPERTY THAT PRESSING A SURFACE DEFINED BY THE HOOKS INTO FACE-TO-FACE RELATIONSHIP WITH A SURFACE DEFINED BY THE LOOPS WILL RESULT IN A LARGE NUMBER OF HOOKS ENGAGING A LARGE NUMBER OF LOOPS WHICH RESIST SEPARATION PARALLEL TO THE INTERFACIAL PLANE OF ENGAGEMENT BUT ARE READILY SEPARABLE BY PELLING FORCES APPLIED SUBSTANTIALLY NORMAL TO THIS INTERFACIAL PLANE AND COMPRISING A SEMI-RIGID PLASTIC STRIP HAVING AN ARCHED CROSS-SECTION AND DEFINING IN CROSS-SECTION A CONCAVE BASE AND A CONVEX SURFACE SUCH THAT PHYSICAL ATTACHMENT OF THE STRIP TO A FLAT SURFACE BY ANCHORING MEANS EXTENDING THROUGH THE STRIP AND INTO THE FLAT SURFACE WILL CAUSE THE STRIP TO FLATTEN WITHOUT BOWING AT ITS LONGITUDINAL EDGES SUCH THAT THE CONVEX SURFACE IS FLATTENED TO A PLANAR SURFACE, AND HOOKING ELEMENTS OF ONE OF SAID HOOKS AND LOOPS SECURED TO SAID SUBSTANTIALLY DEFINING SAID CONVEX SURFACE AND DEFINING SAID PLANAR SURFACE UPON FLATTENING.
Claim 2
Dependent Claim 170 words
A FASTENING DEVICE HAVING HOOKING ELEMENTS FORMED OF A FLEXIBLE RESILIENT MATERIAL INTO ONE OF HOOKS AND LOOPS CHARACTERIZED BY THE PROPERTY THAT PRESSING A SURFACE DEFINED BY THE HOOKS INTO FACE-TO-FACE RELATIONSHIP WITH A SURFACE DEFINED BY THE LOOPS WILL RESULT IN A LARGE NUMBER OF HOOKS ENGAGING A LARGE NUMBER OF LOOPS WHICH RESIST SEPARATION PARALLEL TO THE INTERFACIAL PLANE OF ENGAGEMENT BUT ARE READILY SEPARABLE BY PELLING FORCES APPLIED SUBSTANTIALLY NORMAL TO THIS INTERFACIAL PLANE AND COMPRISING A SEMI-RIGID PLASTIC STRIP HAVING AN ARCHED CROSS-SECTION AND DEFINING IN CROSS-SECTION A CONCAVE BASE AND A CONVEX SURFACE SUCH THAT PHYSICAL ATTACHMENT OF THE STRIP TO A FLAT SURFACE BY ANCHORING MEANS EXTENDING THROUGH THE STRIP AND INTO THE FLAT SURFACE WILL CAUSE THE STRIP TO FLATTEN WITHOUT BOWING AT ITS LONGITUDINAL EDGES SUCH THAT THE CONVEX SURFACE IS FLATTENED TO A PLANAR SURFACE, AND HOOKING ELEMENTS OF ONE OF SAID HOOKS AND LOOPS SECURED TO SAID SUBSTANTIALLY DEFINING SAID CONVEX SURFACE AND DEFINING SAID PLANAR SURFACE UPON FLATTENING.

References Cited (Backward Citations)

US3016590A Cited
CH360592A Cited
GB972648A Cited
FR1273849A Cited
US3130111A Cited
US3277547A Cited
FR1344509A Cited
US3261069A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-07-09 1972-01-08 1972-07-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-07-09 1976-01-08 1976-07-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-07-09 1980-01-08 1980-07-09 $7700.00 Window Closed / Lapsed

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