US2724290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmission and axle mechanism
Assignee: Napco Industries Inc
•
Filing: 1952-03-19
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Granted: 1955-11-22
•
Expires: 1972-03-19
Abstract
No abstract record available.
Inventors
- 👤 Gerst Chris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:44
CPC Classifications
B; B60; B60K; B60K17/00; B60K17/04; B60K17/06; B60K17/08; F; F16; F16H; F16H37/00; F16H37/02; F16H37/04; F16H37/042; F16H37/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190808537A
Cited
US1652358A
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US1759472A
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US1903914A
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US2090123A
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US2093236A
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US2277517A
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US2303738A
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US2448345A
Cited
US2447136A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-21 | 1959-05-23 | 1959-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-21 | 1963-05-23 | 1963-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-21 | 1967-05-23 | 1967-11-22 | $7700.00 | Window Closed / Lapsed |