US3299766A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing element for fastener devices
Assignee: Individual
•
Filing: 1964-04-30
•
Granted: 1967-01-24
•
Expires: 1984-04-30
Abstract
No abstract record available.
Inventors
- 👤 Gould William
- 👤 Gould Charna
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:36
CPC Classifications
F; F16; F16B; F16B43/00; F16B43/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A FASTENER WITH A SHANK AND A HEAD AND HAVING FRICTIONALLY MOUNTED ON SAID SHANK ADJACENT SAID HEAD A PREFORMED, THIN WALLED DEVICE MADE OF A PLASTIC MATERIAL HAVING SUBSTANTIALLY THE COLD-FLOW, MEMORY AND PHYSICAL CHARACTERISTICS OF FM-10001 NYLON, THE END OF SAID DEVICE ADJACENT SAID FASTENER HEAD BEING ROLLED OVER ON ITSELF WITH THE TRANSVERSE EDGE OF SAID END BEING CONTIGUOUS TO THE WALL OF SAID DEVICE INTERMEDIATE OF ITS ENDS FOR FORMING A DOUBLE THICKNESS ANNULAR FLANGE ALONG A PLANE PARALLEL TO THE LONGITUDINAL AXIS OF SAID FASTENER SHANK, SAID DOUBLE THICKNESS OF FLANGE BEING SEPARATED, SAID FLANGE BEING PERMANENTLY EXTRUDABLE IN PLACE TOWARD SAID BODY PORTION TO FORM A CUSTOM-FITTED, PERMANENTLY FLUID-TIGHT SEAL WITH SAID FASTENER IN RESPONSE TO SAID FASTENER BEING OPERATIVELY ACTUATED.
Claim 2
Dependent Claim
127 words
A FASTENER WITH A SHANK AND A HEAD AND HAVING FRICTIONALLY MOUNTED ON SAID SHANK ADJACENT SAID HEAD A PREFORMED, THIN WALLED DEVICE MADE OF A PLASTIC MATERIAL HAVING SUBSTANTIALLY THE COLD-FLOW, MEMORY AND PHYSICAL CHARACTERISTICS OF FM-10001 NYLON, THE END OF SAID DEVICE ADJACENT SAID FASTENER HEAD BEING ROLLED OVER ON ITSELF WITH THE TRANSVERSE EDGE OF SAID END BEING CONTIGUOUS TO THE WALL OF SAID DEVICE INTERMEDIATE OF ITS ENDS FOR FORMING A DOUBLE THICKNESS ANNULAR FLANGE ALONG A PLANE PARALLEL TO THE LONGITUDINAL AXIS OF SAID FASTENER SHANK, SAID DOUBLE THICKNESS OF FLANGE BEING SEPARATED, SAID FLANGE BEING PERMANENTLY EXTRUDABLE IN PLACE TOWARD SAID BODY PORTION TO FORM A CUSTOM-FITTED, PERMANENTLY FLUID-TIGHT SEAL WITH SAID FASTENER IN RESPONSE TO SAID FASTENER BEING OPERATIVELY ACTUATED.
References Cited (Backward Citations)
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Cited
US412389A
Cited
US2299542A
Cited
US2326455A
Cited
US2507638A
Cited
US2724303A
Cited
US2723048A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |