Patent US2339707A successfully refreshed from Google Patents.
Patent US2580266A successfully refreshed from Google Patents.
US2580266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mower structure
Assignee: Detroit Harvester Co
•
Filing: 1946-04-29
•
Granted: 1951-12-25
•
Expires: 1966-04-29
Abstract
No abstract record available.
Inventors
- 👤 Abgarian Aram
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:11
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/02; A01D34/03; A01D34/07
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1915548A
Cited
US1908555A
Cited
US2310387A
Cited
US2354710A
Cited
US2335510A
Cited
US2502805A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-24 | 1955-06-25 | 1955-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-24 | 1959-06-25 | 1959-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-24 | 1963-06-25 | 1963-12-25 | $7700.00 | Window Closed / Lapsed |