US2418848A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brake
Assignee: Individual
•
Filing: 1942-05-20
•
Granted: 1947-04-15
•
Expires: 1962-05-20
Abstract
No abstract record available.
Inventors
- 👤 Perrot Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:08
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/14; F16D65/16; F16D65/22; F16D2125/00; F16D2125/18; F16D2125/58; F16D2125/66
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1453126A
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US1644726A
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US1875989A
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US1994823A
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US1908013A
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US2038707A
Cited
US1980611A
Cited
US1989181A
Cited
US2132730A
Cited
US2161903A
Cited
US2154636A
Cited
US2263949A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-04-14 | 1950-10-14 | 1951-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-14 | 1954-10-14 | 1955-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-14 | 1958-10-14 | 1959-04-15 | $7700.00 | Window Closed / Lapsed |