Patent US2593692A successfully refreshed from Google Patents.
US2593692A
Expired / Lapsed
US
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Implement attaching structure for tractors
Assignee: International Motors LLC
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Filing: 1947-12-09
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Granted: 1952-04-22
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Expires: 1967-12-09
Abstract
No abstract record available.
Inventors
- 👤 John R Orelind
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:41
CPC Classifications
B; B60; B60D; B60D1/00; B60D1/48; B60D1/486; B60D1/14; B60D1/143
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2099194A
Cited
US2143726A
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US2117562A
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US2176326A
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US2187411A
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US2302570A
Cited
US2452829A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-22 | 1955-10-22 | 1956-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-22 | 1959-10-22 | 1960-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-22 | 1963-10-22 | 1964-04-22 | $7700.00 | Window Closed / Lapsed |