US2596579A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor borne disk harrow
Assignee: ROME PLOW Co
•
Filing: 1946-04-24
•
Granted: 1952-05-13
•
Expires: 1966-04-24
Abstract
No abstract record available.
Inventors
- 👤 Augusta P Mckay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:04
CPC Classifications
A; A01; A01B; A01B21/00; A01B21/08; Y; Y10; Y10S; Y10S56/00; Y10S56/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1509748A
Cited
US1786863A
Cited
US2152347A
Cited
US2336410A
Cited
US2430732A
Cited
US2431959A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |