Patent US3270494A successfully refreshed from Google Patents.
US3270494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap-eye
Assignee: Individual
•
Filing: 1964-03-30
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Granted: 1966-09-06
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Expires: 1984-03-30
Abstract
No abstract record available.
Inventors
- 👤 Tracy S Holmes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:20
CPC Classifications
B; B63; B63B; B63B21/00; B63B21/04; B63B21/08; F; F16; F16B; F16B45/00; F16B45/02; F16B45/022; F16B45/035
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A SNAP SHACKLE COMPRISING IN COMBINATION: A PAIR OF HOOK-SHAPED JAWS DISPOSED IN SIDE-BY-SIDE RELATION IN A COMMON PLANE FACING IN OPPOSITE DIRECTIONS AND WITH ABUTTING SURFACES OF DISTAL PORTIONS NORMALLY IN OVERLAPPING MUTUAL CONTACT TO FORM A CLOSED LOOP, SAID DISTAL PORTIONS BEING TAPERED TOWARD THE DISTAL ENDS THEREOF SO THAT SAID ABUTTING SURFACES FORM A JOINT SURFACE OBLIQUE AND AT AN ACUTE ANGLE TO SAID COMMON PLANE; INTERFITTING PROJECTIONS AND RECESSES FORMED IN SAID SURFACES OF SAID JAWS TO PREVENT RELATIVE MOTION OF SAID JAWS ALONG SAID JOINT SURFACE; HINGE BEARINGS FORMED IN SAID JAWS ADJACENT THE APPROXIMAL ENDS THEREOF, SAID BEARINGS BEING ALIGNED ON A TRANSVERSE AXIS IN SAID COMMON PLANE; A HINGE PIN RECEIVED IN SAID BEARINGS TO PERMIT RELATIVE SWINGING MOVEMENT OF SAID JAWS BY MANUAL MANIPULATION TO SEPARATE SAID CONTACTING SURFACES, OPEN SAID LOOP, AND PERMIT ATTACHMENT OR DETACHMENT OF SAID SHACKLE; AND MEANS SECURED TO SAID HINGE PIN FOR ATTACHING SAID SHACKLE TO A LINE.
Claim 2
Dependent Claim
162 words
A SNAP SHACKLE COMPRISING IN COMBINATION: A PAIR OF HOOK-SHAPED JAWS DISPOSED IN SIDE-BY-SIDE RELATION IN A COMMON PLANE FACING IN OPPOSITE DIRECTIONS AND WITH ABUTTING SURFACES OF DISTAL PORTIONS NORMALLY IN OVERLAPPING MUTUAL CONTACT TO FORM A CLOSED LOOP, SAID DISTAL PORTIONS BEING TAPERED TOWARD THE DISTAL ENDS THEREOF SO THAT SAID ABUTTING SURFACES FORM A JOINT SURFACE OBLIQUE AND AT AN ACUTE ANGLE TO SAID COMMON PLANE; INTERFITTING PROJECTIONS AND RECESSES FORMED IN SAID SURFACES OF SAID JAWS TO PREVENT RELATIVE MOTION OF SAID JAWS ALONG SAID JOINT SURFACE; HINGE BEARINGS FORMED IN SAID JAWS ADJACENT THE APPROXIMAL ENDS THEREOF, SAID BEARINGS BEING ALIGNED ON A TRANSVERSE AXIS IN SAID COMMON PLANE; A HINGE PIN RECEIVED IN SAID BEARINGS TO PERMIT RELATIVE SWINGING MOVEMENT OF SAID JAWS BY MANUAL MANIPULATION TO SEPARATE SAID CONTACTING SURFACES, OPEN SAID LOOP, AND PERMIT ATTACHMENT OR DETACHMENT OF SAID SHACKLE; AND MEANS SECURED TO SAID HINGE PIN FOR ATTACHING SAID SHACKLE TO A LINE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |