US2725006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rod weeder
Assignee: Individual
•
Filing: 1951-04-20
•
Granted: 1955-11-29
•
Expires: 1971-04-20
Abstract
No abstract record available.
Inventors
- 👤 Ralph W Richmond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:30
CPC Classifications
A; A01; A01B; A01B39/00; A01B39/12; A01B39/18; A01B39/19; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32426
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1384631A
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US1557569A
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US1637098A
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CH194113A
Cited
US2176541A
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US2227527A
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US2318097A
Cited
US2543905A
Cited
US2601653A
Cited
US2603137A
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US2614475A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-28 | 1959-05-30 | 1959-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-28 | 1963-05-30 | 1963-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-28 | 1967-05-30 | 1967-11-29 | $7700.00 | Window Closed / Lapsed |