Patent US2616351A successfully refreshed from Google Patents.
US2616351A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plow
Assignee: Deere and Co
•
Filing: 1945-02-06
•
Granted: 1952-11-04
•
Expires: 1965-02-06
Abstract
No abstract record available.
Inventors
- 👤 Walter H Silver
- 👤 Orey W Oerman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:14
CPC Classifications
A; A01; A01B; A01B63/00; A01B63/14; A01B63/16; A01B63/22
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USRE22932E
Cited
US1646343A
Cited
US2094413A
Cited
US2292961A
Cited
US2324840A
Cited
US2344123A
Cited
US2369437A
Cited
US2330304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-04 | 1956-05-05 | 1956-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-04 | 1960-05-05 | 1960-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-04 | 1964-05-05 | 1964-11-04 | $7700.00 | Window Closed / Lapsed |