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Patent US2468828A successfully refreshed from Google Patents.
US2468828A
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Hydraulic drive for motor vehicles
Assignee: Individual
•
Filing: 1946-12-12
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Granted: 1949-05-03
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Expires: 1966-12-12
Abstract
No abstract record available.
Inventors
- 👤 Herman A Kopp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:34
CPC Classifications
F; F16; F16H; F16H41/00; F16H41/02; B; B60; B60K; B60K17/00; B60K17/04; B60K17/10; F16H61/00; F16H61/38; F16H61/48; F16H61/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-02 | 1952-11-01 | 1953-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-02 | 1956-11-01 | 1957-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-02 | 1960-11-01 | 1961-05-03 | $7700.00 | Window Closed / Lapsed |