US2410271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable tread vehicle
Assignee: BUEYRUS ERIE Co
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Filing: 1945-02-01
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Granted: 1946-10-29
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Expires: 1965-02-01
Abstract
No abstract record available.
Inventors
- 👤 Trevor O Davidson
- 👤 Lawrence B Schauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:04
CPC Classifications
B; B60; B60B; B60B35/00; B60B35/02; B60B35/10; B60B35/1009; B60B35/1018; B60B35/1072; B60B35/109; E; E02; E02F; E02F9/00; E02F9/02; E02F9/024; B60B2310/00; B60B2310/30; B60B2310/307; B60Y; B60Y2200/00; B60Y2200/40; B60Y2200/41
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-10-28 | 1950-04-29 | 1950-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-10-28 | 1954-04-29 | 1954-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-10-28 | 1958-04-29 | 1958-10-29 | $7700.00 | Window Closed / Lapsed |