Patent US7116851B2 successfully refreshed from Google Patents.
US2869655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tree hoe
Assignee: Individual
•
Filing: 1956-07-10
•
Granted: 1959-01-20
•
Expires: 1976-07-10
Abstract
No abstract record available.
Inventors
- 👤 Charles E Baggott
- 👤 Franz A Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:52
CPC Classifications
A; A01; A01B; A01B39/00; A01B39/12; A01B39/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US505506A
Cited
US1698809A
Cited
US1857479A
Cited
US1968412A
Cited
US2055291A
Cited
US2125134A
Cited
US2527613A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |