US2847816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible hand rake
Assignee: Individual
•
Filing: 1954-05-10
•
Granted: 1958-08-19
•
Expires: 1974-05-10
Abstract
No abstract record available.
Inventors
- 👤 Isamu U Yeda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:25
CPC Classifications
A; A01; A01D; A01D7/00; A01D7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1499086A
Cited
US1752447A
Cited
US1880580A
Cited
US2076764A
Cited
US2210784A
Cited
US2365393A
Cited
US2666288A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |