Patent US3109677A successfully refreshed from Google Patents.
US3109677A
Expired / Lapsed
US
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Self-releasing grappling device
Assignee: Individual
•
Filing: 1962-10-22
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Granted: 1963-11-05
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Expires: 1982-10-22
Abstract
No abstract record available.
Inventors
- 👤 Sr Dallas A Hoover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:15
CPC Classifications
B; B66; B66C; B66C1/00; B66C1/10; B66C1/62; B66C1/66; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45602; Y10T24/45623; Y10T24/45628; Y10T24/45634
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
86 words
IN COMBINATION, A LIFTING LUG HAVING A SHANK AND A HEAD, A PAIR OF MOVABLY CONNECTED MEMBERS ENGAGEABLE WITH THE SIDE OF THE HEAD TOWARD THE SHANK SO AS TO BE ADAPTED TO EXERT A PULL ON THE LIFTING LUG, AND A RELEASING SLEEVE SLIDABLY MOUNTED ON THE SHANK OF THE LIFTING LUG AND HAVING NEAR THE END FACING THE HEAD OF THE SHANK A SURFACE FACING AWAY FROM SAID ONE END OF THE SLEEVE AND INCREASING IN DIAMETER IN A DIRECTION TOWARD SAID END OF
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) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |