US2560868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromagnetic clutch and brake
Assignee: APPLIC DES BREVETS COTAL SOC D
•
Filing: 1945-04-11
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Granted: 1951-07-17
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Expires: 1965-04-11
Abstract
No abstract record available.
Inventors
- 👤 Hubert Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:35
CPC Classifications
F; F16; F16D; F16D55/00; F16D67/00; F16D67/02; F16D67/06; F16D2121/00; F16D2121/18; F16D2121/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE287944C
Cited
US665321A
Cited
US730621A
Cited
US903945A
Cited
US2120734A
Cited
FR893952A
Cited
US2421757A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |