US3081064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crane attachment for bumper jacks
Assignee: Individual
•
Filing: 1961-05-29
•
Granted: 1963-03-12
•
Expires: 1981-05-29
Abstract
No abstract record available.
Inventors
- 👤 Levi D Gibson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:55
CPC Classifications
B; B66; B66C; B66C23/00; B66C23/18; B66C23/36; B66C23/48
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
116 words
A CRANE ATTACHMENT FOR BUMPER JACKS OF THE TYPE HAVING A WHEELED FRAME, A VERTICALLY MOVABLE LIFTING MECHANISM MOUNTED REARWARDLY ON THE FRAME, AND A LOAD ENGAGING ELEMENT COMPRISING A TRANSVERSE SADDLE BAR CONNECTED TO THE LIFTING MECHANISM AND EXTENDING FORWARDLY THEREFROM, SAID ATTACHMENT COMPRISING UPRIGHT MEANS CONNECTED TO THE REAR PORTION OF THE FRAME ADJACENT TO SAID LIFTING MECHANISM AND EXTENDING UPWARDLY THEREABOVE, BASE MEANS OPERATIVELY CONNECTED TO SAID REAR PORTION OF SAID FRAME ADJACENT SAID LIFTING MECHANISM AND SUPPORTING A FORWARD END OF THE FRAME, BOOM MEANS OPERATIVELY CONNECTED TO AN UPPER END OF THE UPRIGHT MEANS, STRUT MEANS OPERATIVELY CONNECTED BETWEEN SAID BOOM MEANS AND THE SADDLE BAR, AND BOLT MEANS FOR SECURING
References Cited (Backward Citations)
US686425A
Cited
US2446410A
Cited
US2489056A
Cited
US2739783A
Cited
US2785817A
Cited
US2835402A
Cited
US2843280A
Cited
US2840255A
Cited
US3028145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-11 | 1966-09-10 | 1967-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-11 | 1970-09-10 | 1971-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-11 | 1974-09-10 | 1975-03-12 | $7700.00 | Window Closed / Lapsed |