US2892504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rod weeder attachment for agriculture implements
Assignee: RODWEEDER SALES Inc
•
Filing: 1956-08-08
•
Granted: 1959-06-30
•
Expires: 1976-08-08
Abstract
No abstract record available.
Inventors
- 👤 Harry L Mowbray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:04
CPC Classifications
A; A01; A01B; A01B39/00; A01B39/12; A01B39/18; A01B39/19
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1338204A
Cited
US1531526A
Cited
US2017304A
Cited
US2208894A
Cited
US2362374A
Cited
US2723632A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-29 | 1962-12-29 | 1963-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-29 | 1966-12-29 | 1967-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-29 | 1970-12-29 | 1971-06-30 | $7700.00 | Window Closed / Lapsed |