Patent US3276797A successfully refreshed from Google Patents.
US3276797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spline fastening device
Assignee: Parametrics Research and Development Co Inc
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Filing: 1962-04-27
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Granted: 1966-10-04
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Expires: 1982-04-27
Abstract
No abstract record available.
Inventors
- 👤 Harold Louis Humes Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:52
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/61; E04B1/6108; E04B1/612; E04B1/6145; E04B1/615; F; F16; F16B; F16B12/00; F16B12/04; F16B12/44; F16B12/46; F16B5/00; A; A47; A47B; A47B2230/00; A47B2230/0055; A47B2230/0062; A47B2230/007; Y; Y10; Y10S; Y10S411/00; Y10S411/921
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
A FASTENER DEVICE FOR SECURING AND CINCHING TOGETHER ADJACENT EDGE SLOTTED MEMBERS, THE FASTENING DEVICE COMPRISING; (A) AN ELONGATED STRIP OF TOUGH RESILIENT MATERIAL, (B) A PAIR OF ROWS OR RESILIENT TEETH INTEGRALLY FORMED FROM THE STRIP AND PROTRUDING FROM THE PLANE THEREOF, (E) EACH OF THE ROWS OF TEETH POSITIONED ALONG EACH LONGITUDINAL EDGE OF THE STRIP TO BE INSERTABLE INTO THE SLOT OF THE MEMBERS TO BE ADJOINED, AND (D) EACH OF THE RESILIENT TEETH HAVING A PROTRUDING EDGE EXTENDING GENERALLY DIAGONALLY TO THE LONGITUDINAL AXIS OF THE STRIP AND EXTENDING AT AN ACUTE ANGLE TO THE PLANE OF THE STRIP WITH A HIGH POINT ON THE PROTRUDING EDGE CLOSER TO THE CENTER OF THE STRIP THAN A LOW POINT TO PROVIDE A CINCHING ACTION BRINGING TOGETHER ADJACENT EDGE SLOTTED MEMBERS UPON RELATIVE LONGITUDINAL MOVEMENT OF THE MEMBERS AND THE FASTENING DEVICE.
Claim 2
Dependent Claim
144 words
A FASTENER DEVICE FOR SECURING AND CINCHING TOGETHER ADJACENT EDGE SLOTTED MEMBERS, THE FASTENING DEVICE COMPRISING; (A) AN ELONGATED STRIP OF TOUGH RESILIENT MATERIAL, (B) A PAIR OF ROWS OR RESILIENT TEETH INTEGRALLY FORMED FROM THE STRIP AND PROTRUDING FROM THE PLANE THEREOF, (E) EACH OF THE ROWS OF TEETH POSITIONED ALONG EACH LONGITUDINAL EDGE OF THE STRIP TO BE INSERTABLE INTO THE SLOT OF THE MEMBERS TO BE ADJOINED, AND (D) EACH OF THE RESILIENT TEETH HAVING A PROTRUDING EDGE EXTENDING GENERALLY DIAGONALLY TO THE LONGITUDINAL AXIS OF THE STRIP AND EXTENDING AT AN ACUTE ANGLE TO THE PLANE OF THE STRIP WITH A HIGH POINT ON THE PROTRUDING EDGE CLOSER TO THE CENTER OF THE STRIP THAN A LOW POINT TO PROVIDE A CINCHING ACTION BRINGING TOGETHER ADJACENT EDGE SLOTTED MEMBERS UPON RELATIVE LONGITUDINAL MOVEMENT OF THE MEMBERS AND THE FASTENING DEVICE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |