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US2795458A
Expired / Lapsed
US
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Tractor cabs
Assignee: Heil Co
•
Filing: 1954-02-26
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Granted: 1957-06-11
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Expires: 1974-02-26
Abstract
No abstract record available.
Inventors
- 👤 John E Wieschel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:10
CPC Classifications
B; B62; B62D; B62D33/00; B62D33/06; B62D33/0617
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1868382A
Cited
US2256890A
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US2430442A
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US2532948A
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US2596903A
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GB660542A
Cited
DE808412C
Cited
US2631057A
Cited
US2557339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-10 | 1960-12-10 | 1961-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-10 | 1964-12-10 | 1965-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-10 | 1968-12-10 | 1969-06-11 | $7700.00 | Window Closed / Lapsed |