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US2724293A
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Hydraulic torque converter
Assignee: Motors Liquidation Co
•
Filing: 1954-02-15
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Granted: 1955-11-22
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Expires: 1974-02-15
Abstract
No abstract record available.
Inventors
- 👤 Guentsche Helmuth
- 👤 Laurence A Nelson
- 👤 Hans O Schjolin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:49
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/14; F16H45/00; F16H47/00; F16H47/06; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19149; Y10T74/19158; Y10T74/19219; Y10T74/19228
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2009133A
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US2250656A
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US2403954A
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US2325876A
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US2376699A
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US2397634A
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US2435930A
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US2594811A
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US2459093A
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 |