US2630682A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary hydrokinetic torque converter
Assignee: CLYDE J SMITH
•
Filing: 1949-01-08
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Granted: 1953-03-10
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Expires: 1969-01-08
Abstract
No abstract record available.
Inventors
- 👤 William O Kronner
- 👤 Lila A Wemp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:12
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/38; F16H61/48; F16H61/50; F16H61/58; F16H61/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2074346A
Cited
US1970236A
Cited
US2037252A
Cited
US2100191A
Cited
US2128828A
Cited
US2149117A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-09 | 1956-09-08 | 1957-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-09 | 1960-09-08 | 1961-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-09 | 1964-09-08 | 1965-03-10 | $7700.00 | Window Closed / Lapsed |