US2453069A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power plant and transmission arrangement for agricultural tractors
Assignee: Individual
•
Filing: 1946-12-09
•
Granted: 1948-11-02
•
Expires: 1966-12-09
Abstract
No abstract record available.
Inventors
- 👤 Hutchings Herschel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:28
CPC Classifications
B; B62; B62D; B62D49/00; B62D49/06; B62D49/0657; Y; Y10; Y10S; Y10S180/00; Y10S180/90
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US913250A
Cited
US1546708A
Cited
US2046429A
Cited
US2232154A
Cited
US2261354A
Cited
US2404442A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-02 | 1952-05-03 | 1952-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-02 | 1956-05-03 | 1956-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-02 | 1960-05-03 | 1960-11-02 | $7700.00 | Window Closed / Lapsed |