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Patent US2618980A successfully refreshed from Google Patents.
US2618980A
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US
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Offset drive for tractors
Assignee: Syracuse Chilled Plow Co Inc
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Filing: 1950-04-07
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Granted: 1952-11-25
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Expires: 1970-04-07
Abstract
No abstract record available.
Inventors
- 👤 Curtiss L Cook
- 👤 Austin E Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:04
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/28; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19502
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1612043A
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US1874261A
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US1889600A
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US1890975A
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US1903120A
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US2248256A
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US2451440A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |