US3288513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gaff hook
Assignee: Individual
•
Filing: 1964-11-23
•
Granted: 1966-11-29
•
Expires: 1984-11-23
Abstract
No abstract record available.
Inventors
- 👤 Behrick David Atwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:56
CPC Classifications
A; A01; A01K; A01K97/00; A01K97/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A GAFF HOOK COMPRISING: (A) AN ELONGATED SHAFT; (B) A CYLINDER MOUNTED COAXIALLY ON ONE END OF SAID SHAFT, SAID CYLINDER HAVING AN AXIAL BORE THERETHROUGH; (C) A PLUNGER SLIDABLY DISPOSED WITHIN SAID BORE; (D) A PAIR OF JAWS PIVOTALLY MOUNTED ON SAID CYLINDER ADJACENT THE END THEREOF, SAID JAWS INCLUDING A PAIR OF HAND GRIPS CAPABLE OF BIASING SAID JAWS TOWARD AN OPEN POSITION AS SAID GRIPS ARE MOVED TOWARD EACH OTHER; (E) SPRING MEANS FOR BIASING SAID JAWS TOWARD A CLOSED POSITION; AND, (F) A PAIR OF LEVERS PIVOTALLY MOUNTED AT ONE END ADJACENT THE ENDS OF SAID JAWS AND AT THE OTHER END ON THE DISTAL END OF SAID PLUNDER, SAID LEVERS BEING DISPOSED IN AN OVER-CENTER LOCKING ATTITUDE IN FULLY PROJECTED POSITION OF SAID PLUNGER, SAID LEVERS BIASING SAID PLUNGER TOWARD RETRACTED POSITION WITHIN SAID BORE AS SAID DISTAL END OF SAID PLUNGER IS MOVED BEYOND CENTER POSITION IN A DIRECTION TOWARD SAID CYLINDER.
Claim 2
Dependent Claim
158 words
A GAFF HOOK COMPRISING: (A) AN ELONGATED SHAFT; (B) A CYLINDER MOUNTED COAXIALLY ON ONE END OF SAID SHAFT, SAID CYLINDER HAVING AN AXIAL BORE THERETHROUGH; (C) A PLUNGER SLIDABLY DISPOSED WITHIN SAID BORE; (D) A PAIR OF JAWS PIVOTALLY MOUNTED ON SAID CYLINDER ADJACENT THE END THEREOF, SAID JAWS INCLUDING A PAIR OF HAND GRIPS CAPABLE OF BIASING SAID JAWS TOWARD AN OPEN POSITION AS SAID GRIPS ARE MOVED TOWARD EACH OTHER; (E) SPRING MEANS FOR BIASING SAID JAWS TOWARD A CLOSED POSITION; AND, (F) A PAIR OF LEVERS PIVOTALLY MOUNTED AT ONE END ADJACENT THE ENDS OF SAID JAWS AND AT THE OTHER END ON THE DISTAL END OF SAID PLUNDER, SAID LEVERS BEING DISPOSED IN AN OVER-CENTER LOCKING ATTITUDE IN FULLY PROJECTED POSITION OF SAID PLUNGER, SAID LEVERS BIASING SAID PLUNGER TOWARD RETRACTED POSITION WITHIN SAID BORE AS SAID DISTAL END OF SAID PLUNGER IS MOVED BEYOND CENTER POSITION IN A DIRECTION TOWARD SAID CYLINDER.
References Cited (Backward Citations)
US1206733A
Cited
US2533230A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |