US2436831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Celery harvester
Assignee: Individual
•
Filing: 1944-05-15
•
Granted: 1948-03-02
•
Expires: 1964-05-15
Abstract
No abstract record available.
Inventors
- 👤 Willard C Silva
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:06
CPC Classifications
A; A01; A01D; A01D45/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189407107A
Cited
US659773A
Cited
US968432A
Cited
US1648313A
Cited
US1442032A
Cited
US1666818A
Cited
US1871026A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-03-02 | 1951-09-01 | 1952-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-02 | 1955-09-01 | 1956-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-02 | 1959-09-01 | 1960-03-02 | $7700.00 | Window Closed / Lapsed |