Patent US2663985A successfully refreshed from Google Patents.
US2663985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forage harvester
Assignee: Individual
•
Filing: 1950-12-29
•
Granted: 1953-12-29
•
Expires: 1970-12-29
Abstract
No abstract record available.
Inventors
- 👤 James L Hinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:21
CPC Classifications
A; A01; A01D; A01D43/00; A01D43/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US448230A
Cited
US719482A
Cited
US1900062A
Cited
US2228512A
Cited
US2368331A
Cited
US2556446A
Cited
US2496493A
Cited
US2531732A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-28 | 1957-06-29 | 1957-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-28 | 1961-06-29 | 1961-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-28 | 1965-06-29 | 1965-12-29 | $7700.00 | Window Closed / Lapsed |