Patent US3565479A successfully refreshed from Google Patents.
US3565479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rock picker
Assignee: Individual
•
Filing: 1968-12-19
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Granted: 1971-02-23
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Expires: 1988-12-19
Abstract
Abstract A MECHANICAL TONG FOR USE IN PICKING UP ROCKS, STICKS, PAPER, WALNUTS OR THE LIKE, THE DEVICE COMPRISING AN ELONGAGED HANDLE SO AS TO ELIMINATE THE NECESSITY FOR A PERSON TO BEND OVER, A FIXED JAW AND A MOVABLE JAW AT ONE END OF THE HANDLE, THE MOVEABLE JAW BEING OPERATED BY A PULL CHAIN CONNECTED NEAR THE UPPER END OF THE HANDLE.
Inventors
- 👤 Fay S Womack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:18
CPC Classifications
B; B25; B25J; B25J1/00; B25J1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |