US2569651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power-transmitting mechanism for narrow-gauge tractors
Assignee: WESTERN GEAR WORKS
•
Filing: 1948-02-09
•
Granted: 1951-10-02
•
Expires: 1968-02-09
Abstract
No abstract record available.
Inventors
- 👤 Philip L Bannan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:59
CPC Classifications
F; F16; F16H; F16H37/00; F16H2702/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB191316053A
Cited
US1423941A
Cited
FR24405E
Cited
US1424446A
Cited
US1767254A
Cited
US1706109A
Cited
US1863621A
Cited
US2002951A
Cited
GB554162A
Cited
US2359778A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-01 | 1955-04-02 | 1955-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-01 | 1959-04-02 | 1959-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-01 | 1963-04-02 | 1963-10-02 | $7700.00 | Window Closed / Lapsed |