US2855059A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-propelled endless tread snow tractor
Assignee: Individual
•
Filing: 1956-07-13
•
Granted: 1958-10-07
•
Expires: 1976-07-13
Abstract
No abstract record available.
Inventors
- 👤 Sidney S Sutherland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:54
CPC Classifications
B; B62; B62M; B62M27/00; B62M27/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1317103A
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US758757A
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US1287261A
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US1530223A
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US1894619A
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US1987265A
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US2440518A
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US2528890A
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US2476460A
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US2690230A
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US2702088A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |