US2499954A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch and brake mechanism
Assignee: Individual
•
Filing: 1944-06-30
•
Granted: 1950-03-07
•
Expires: 1964-06-30
Abstract
No abstract record available.
Inventors
- 👤 Hook Charles Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:07
CPC Classifications
F; F16; F16D; F16D11/00; F16D11/02; F16D11/04; F16D11/14; F16D2011/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE436232C
Cited
GB122348A
Cited
US1773107A
Cited
US1709585A
Cited
DE506740C
Cited
US2080544A
Cited
US2340416A
Cited
US2414304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-06 | 1953-09-05 | 1954-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-06 | 1957-09-05 | 1958-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-06 | 1961-09-05 | 1962-03-07 | $7700.00 | Window Closed / Lapsed |