Patent US2515016A successfully refreshed from Google Patents.
US2515016A
Expired / Lapsed
US
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Two plow hitch
Assignee: Individual
•
Filing: 1946-11-19
•
Granted: 1950-07-11
•
Expires: 1966-11-19
Abstract
No abstract record available.
Inventors
- 👤 Mcclintock Tress
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:24
CPC Classifications
A; A01; A01B; A01B59/00; A01B59/04; A01B59/042; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18024
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US422167A
Cited
US1740751A
Cited
US1721694A
Cited
US2008483A
Cited
US2136550A
Cited
US2165019A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |