US2954241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quick hitch device and spreader leveling arrangement
Assignee: Individual
•
Filing: 1958-02-17
•
Granted: 1960-09-27
•
Expires: 1978-02-17
Abstract
No abstract record available.
Inventors
- 👤 Warren Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:58
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/48; E01C19/4866; E01C19/4873
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2215455A
Cited
US2241863A
Cited
US2258205A
Cited
US2500064A
Cited
US2717783A
Cited
US2800340A
Cited
US2833562A
Cited
FR1164823A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-27 | 1964-03-28 | 1964-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-27 | 1968-03-28 | 1968-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-27 | 1972-03-28 | 1972-09-27 | $7700.00 | Window Closed / Lapsed |