US2454660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nut-shelling machine
Assignee: Individual
•
Filing: 1945-05-11
•
Granted: 1948-11-23
•
Expires: 1965-05-11
Abstract
No abstract record available.
Inventors
- 👤 Everett P Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:33
CPC Classifications
A; A23; A23N; A23N5/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US442657A
Cited
US702721A
Cited
US779474A
Cited
US772127A
Cited
US914082A
Cited
US1149194A
Cited
US1203086A
Cited
US1417272A
Cited
US1510968A
Cited
US2022356A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-23 | 1952-05-24 | 1952-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-23 | 1956-05-24 | 1956-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-23 | 1960-05-24 | 1960-11-23 | $7700.00 | Window Closed / Lapsed |