Patent US2585790A successfully refreshed from Google Patents.
US2585790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tank cross drive for steering by variable-speed ratio driving means
Assignee: Motors Liquidation Co
•
Filing: 1945-04-16
•
Granted: 1952-02-12
•
Expires: 1965-04-16
Abstract
No abstract record available.
Inventors
- 👤 Oliver K Kelley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:07
CPC Classifications
B; B62; B62D; B62D11/00; B62D11/02; B62D11/06; B62D11/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1247725A
Cited
US1387009A
Cited
US1688643A
Cited
US1797797A
Cited
GB312527A
Cited
US2272934A
Cited
US2297162A
Cited
US2336912A
Cited
US2355484A
Cited
US2386701A
Cited
US2523766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-11 | 1955-08-13 | 1956-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-11 | 1959-08-13 | 1960-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-11 | 1963-08-13 | 1964-02-12 | $7700.00 | Window Closed / Lapsed |