Patent US2481997A successfully refreshed from Google Patents.
US2481997A
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Transmission
Assignee: Studebaker Corp
•
Filing: 1945-07-18
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Granted: 1949-09-13
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Expires: 1965-07-18
Abstract
No abstract record available.
Inventors
- 👤 Paul V Haigh
- 👤 Winthrop S Horton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:39
CPC Classifications
B; B60; B60W; B60W30/00; B60W30/18; F; F16; F16H; F16H59/00; F16H59/02; B60K; B60K2704/00; B60K2704/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US999850A
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GB110883A
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US1460813A
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US2115963A
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US2136971A
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US2163895A
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US2207386A
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US2292776A
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US2328392A
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US2371564A
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US2318481A
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US2410921A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-12 | 1953-03-14 | 1953-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-12 | 1957-03-14 | 1957-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-12 | 1961-03-14 | 1961-09-13 | $7700.00 | Window Closed / Lapsed |