US2250103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stalk cutting machine
Assignee: C H FERGUSON
•
Filing: 1940-07-20
•
Granted: 1941-07-22
•
Expires: 1960-07-20
Abstract
No abstract record available.
Inventors
- 👤 Locke Mccabe
- 👤 Groyer J Locke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:08
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/835; A01D34/8355
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-07-21 | 1945-01-20 | 1945-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-07-21 | 1949-01-20 | 1949-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-07-21 | 1953-01-20 | 1953-07-22 | $7700.00 | Window Closed / Lapsed |