Patent US2605023A successfully refreshed from Google Patents.
US2605023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary seed disk with peripheral pockets protected by a flexible cover engaging said pockets
Assignee: Individual
•
Filing: 1949-03-31
•
Granted: 1952-07-29
•
Expires: 1969-03-31
Abstract
No abstract record available.
Inventors
- 👤 Bernard H Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:19
CPC Classifications
A; A01; A01C; A01C7/00; A01C7/18; A01C7/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE140749C
Cited
US4405A
Cited
US197953A
Cited
US381357A
Cited
US648876A
Cited
US988539A
Cited
US1115777A
Cited
US1278573A
Cited
GB200193A
Cited
US1550983A
Cited
US1867039A
Cited
US2184545A
Cited
US2174120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |