Patent US2589425A successfully refreshed from Google Patents.
US2589425A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lawn seed drill
Assignee: Individual
•
Filing: 1950-03-17
•
Granted: 1952-03-18
•
Expires: 1970-03-17
Abstract
No abstract record available.
Inventors
- 👤 Hymie G Newman
- 👤 Dave B Newman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:30
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/08; A01C7/12; Y; Y10; Y10S; Y10S111/00; Y10S111/901
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE290994C
Cited
US356438A
Cited
US880908A
Cited
US909478A
Cited
US977884A
Cited
GB191201898A
Cited
GB191505405A
Cited
US1254859A
Cited
US1473297A
Cited
US2318064A
Cited
US2522693A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-18 | 1955-09-17 | 1956-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-18 | 1959-09-17 | 1960-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-18 | 1963-09-17 | 1964-03-18 | $7700.00 | Window Closed / Lapsed |