Patent US2514449A successfully refreshed from Google Patents.
US2514449A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vane type hydraulic clutch
Assignee: Individual
•
Filing: 1945-09-04
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Granted: 1950-07-11
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Expires: 1965-09-04
Abstract
No abstract record available.
Inventors
- 👤 Klavon Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:03
CPC Classifications
F; F16; F16D; F16D31/00; F16D31/06
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) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |