US2859676A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power weeder
Assignee: Individual
•
Filing: 1954-11-10
•
Granted: 1958-11-11
•
Expires: 1974-11-10
Abstract
No abstract record available.
Inventors
- 👤 Charles E Pottol
- 👤 Robert F Pottol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:06
CPC Classifications
A; A01; A01B; A01B1/00; A01B1/16; A01B1/06; A01B1/065; Y; Y10; Y10S; Y10S37/00; Y10S37/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1660764A
Cited
US1902114A
Cited
US1979554A
Cited
US2465192A
Cited
US2458200A
Cited
US2586917A
Cited
US2544461A
Cited
US2775857A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |