Patent US4705570A successfully refreshed from Google Patents.
Patent US2539834A successfully refreshed from Google Patents.
US2539834A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary tedder for peanut harvesters
Assignee: Individual
•
Filing: 1949-11-14
•
Granted: 1951-01-30
•
Expires: 1969-11-14
Abstract
No abstract record available.
Inventors
- 👤 A D Hatton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:10
CPC Classifications
A; A01; A01D; A01D78/00; A01D78/06; Y; Y10; Y10S; Y10S56/00; Y10S56/21
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2284777A
Cited
US2302881A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-29 | 1954-07-31 | 1955-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-29 | 1958-07-31 | 1959-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-29 | 1962-07-31 | 1963-01-30 | $7700.00 | Window Closed / Lapsed |