Patent US3148428A successfully refreshed from Google Patents.
US3148428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clasp
Assignee: Individual
•
Filing: 1963-03-29
•
Granted: 1964-09-15
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Expires: 1983-03-29
Abstract
No abstract record available.
Inventors
- 👤 Koven Marc
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:33
CPC Classifications
A; A44; A44C; A44C5/00; A44C5/18; A44C5/20; A44C5/2085; A44C5/2047; Y; Y10; Y10T; Y10T24/00; Y10T24/13; Y10T24/1394; Y10T24/45; Y10T24/45225; Y10T24/45471; Y10T24/45524; Y10T24/45529; Y10T24/45534
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
273 words
A SAFETY CLASP ASSEMBLY COMPRISING A FIRST COUPLING MEMBER INCLUDING A LONGITUDINALLY EXTENDING FRONT WALL AND AN END WALL DIRECTED REARWARDLY FROM AN EDGE OF SAID FRONT WALL, SAID FRONT WALL HAVING FORMED THEREIN A LONGITUDINAL SLOT EXTENDING TO SAID END WALL AND PROVIDED WITH AN ENLARGED APERTURE SPACED FROM SAID END WALL AND COMMUNICATING WITH SAID SLOT, AND SAID END WALL HAVING FORMED THEREIN A TRANSVERSE SLOT EXTENDING TO THE EDGE OF SAID END WALL INTO COMMUNICATION WITH SAID LONGITUDINAL SLOT, AND A BIFURCATED SECOND COUPLING MEMBER TRANSVERSELY SEPARABLE AND LONGITUDINALLY UNSEPARABLE FROM SAID FIRST COUPLING MEMBER AND DISPOSED BEHIND SAID FRONT WALL AND RELEASABLY ENGAGING SAID FIRST COUPLING MEMBER AND INCLUDING A PAIR OF LONGITUDINALLY EXTENDING TOP AND BOTTOM ARMS JOINED ALONG THEIR LEADING ENDS AND HAVING THEIR TRAILING ENDS RESILIENTLY OUTWARDLY SPRUNG TO A HEIGHT GREATER THAN SAID LONGITUDINAL AND TRANSVERSE SLOTS AND BEING RELEASABLY COMPRESSIBLE TO AN OVERALL HEIGHT LESS THAN THAT OF SAID SLOTS, AND A DETENT LOCATED ON SAID SECOND COUPLING MEMBER FORWARD OF THE TRAILING END THEREOF AND LOCATED FORWARD OF SAID ENLARGED APERTURE FOR RESTRICTING THE TRANSVERSE MOVEMENT THEREOF WHEN SAID DETENT IS OUT OF REGISTRY WITH SAID ENLARGED APERTURE, SAID DETENT BEING OF SMALLER DIMENSIONS THAN SAID ENLARGED APERTURE FOR PERMITTING THE TRANSVERSE MOVEMENT OF SAID SECOND COUPLING MEMBER WHEN SAID DETENT IS IN REGISTRY WITH SAID ENLARGED APERTURE, AT LEAST ONE OF SAID ARMS WHEN IN OUTWARDLY SPRUNG POSITION RELEASABLY ENGAGING SAID FIRST COUPLING MEMBER TO RESTRICT RELATIVE LONGITUDINAL MOVEMENT BETWEEN SAID COUPLING MEMBERS, AND MANIPULATIVE MEANS FOR COMPRESSING SAID SECOND COUPLING MEMBER ARMS AND RELEASING SAID COUPLING MEMBERS FOR RELATIVE LONGITUDINAL MOVEMENT.
Claim 2
Dependent Claim
273 words
A SAFETY CLASP ASSEMBLY COMPRISING A FIRST COUPLING MEMBER INCLUDING A LONGITUDINALLY EXTENDING FRONT WALL AND AN END WALL DIRECTED REARWARDLY FROM AN EDGE OF SAID FRONT WALL, SAID FRONT WALL HAVING FORMED THEREIN A LONGITUDINAL SLOT EXTENDING TO SAID END WALL AND PROVIDED WITH AN ENLARGED APERTURE SPACED FROM SAID END WALL AND COMMUNICATING WITH SAID SLOT, AND SAID END WALL HAVING FORMED THEREIN A TRANSVERSE SLOT EXTENDING TO THE EDGE OF SAID END WALL INTO COMMUNICATION WITH SAID LONGITUDINAL SLOT, AND A BIFURCATED SECOND COUPLING MEMBER TRANSVERSELY SEPARABLE AND LONGITUDINALLY UNSEPARABLE FROM SAID FIRST COUPLING MEMBER AND DISPOSED BEHIND SAID FRONT WALL AND RELEASABLY ENGAGING SAID FIRST COUPLING MEMBER AND INCLUDING A PAIR OF LONGITUDINALLY EXTENDING TOP AND BOTTOM ARMS JOINED ALONG THEIR LEADING ENDS AND HAVING THEIR TRAILING ENDS RESILIENTLY OUTWARDLY SPRUNG TO A HEIGHT GREATER THAN SAID LONGITUDINAL AND TRANSVERSE SLOTS AND BEING RELEASABLY COMPRESSIBLE TO AN OVERALL HEIGHT LESS THAN THAT OF SAID SLOTS, AND A DETENT LOCATED ON SAID SECOND COUPLING MEMBER FORWARD OF THE TRAILING END THEREOF AND LOCATED FORWARD OF SAID ENLARGED APERTURE FOR RESTRICTING THE TRANSVERSE MOVEMENT THEREOF WHEN SAID DETENT IS OUT OF REGISTRY WITH SAID ENLARGED APERTURE, SAID DETENT BEING OF SMALLER DIMENSIONS THAN SAID ENLARGED APERTURE FOR PERMITTING THE TRANSVERSE MOVEMENT OF SAID SECOND COUPLING MEMBER WHEN SAID DETENT IS IN REGISTRY WITH SAID ENLARGED APERTURE, AT LEAST ONE OF SAID ARMS WHEN IN OUTWARDLY SPRUNG POSITION RELEASABLY ENGAGING SAID FIRST COUPLING MEMBER TO RESTRICT RELATIVE LONGITUDINAL MOVEMENT BETWEEN SAID COUPLING MEMBERS, AND MANIPULATIVE MEANS FOR COMPRESSING SAID SECOND COUPLING MEMBER ARMS AND RELEASING SAID COUPLING MEMBERS FOR RELATIVE LONGITUDINAL MOVEMENT.
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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) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |