Patent US2956633A successfully refreshed from Google Patents.
US2956633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor safety system
Assignee: Individual
•
Filing: 1957-11-21
•
Granted: 1960-10-18
•
Expires: 1977-11-21
Abstract
No abstract record available.
Inventors
- 👤 Jr James A Noland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:22
CPC Classifications
B; B62; B62D; B62D49/00; B62D49/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US107245A
Cited
US1662979A
Cited
US1880129A
Cited
US2202043A
Cited
US2365262A
Cited
US2428029A
Cited
US2757749A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-18 | 1964-04-18 | 1964-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-18 | 1968-04-18 | 1968-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-18 | 1972-04-18 | 1972-10-18 | $7700.00 | Window Closed / Lapsed |