US2637260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor mounted plow
Assignee: Deere and Co
•
Filing: 1946-01-18
•
Granted: 1953-05-05
•
Expires: 1966-01-18
Abstract
No abstract record available.
Inventors
- 👤 Walter H Silver
- 👤 Robert E Cox
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:14
CPC Classifications
A; A01; A01B; A01B59/00; A01B59/06; A01B59/065
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1200107A
Cited
US1330198A
Cited
US1479994A
Cited
GB189998A
Cited
US1916945A
Cited
US1928961A
Cited
US1918730A
Cited
US1965927A
Cited
US2077942A
Cited
US2098472A
Cited
US2097841A
Cited
US2132166A
Cited
US2172983A
Cited
US2182020A
Cited
US2271533A
Cited
US2307980A
Cited
US2412362A
Cited
US2320141A
Cited
US2410945A
Cited
US2406484A
Cited
US2409228A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-04 | 1956-11-03 | 1957-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-04 | 1960-11-03 | 1961-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-04 | 1964-11-03 | 1965-05-05 | $7700.00 | Window Closed / Lapsed |