Patent US2807251A successfully refreshed from Google Patents.
US2807251A
Expired / Lapsed
US
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Automatic clearance take-up device
Assignee: Renault SA
•
Filing: 1955-01-10
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Granted: 1957-09-24
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Expires: 1975-01-10
Abstract
No abstract record available.
Inventors
- 👤 Peras Lucien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:35
CPC Classifications
F; F01; F01L; F01L1/00; F01L1/20; F01L1/22; F01L1/24; F01L1/245
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1062580A
Cited
US2109815A
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US2109816A
Cited
GB562101A
Cited
US2577852A
Cited
US2547798A
Cited
US2526593A
Cited
US2654356A
Cited
US2694388A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-23 | 1961-03-25 | 1961-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-23 | 1965-03-25 | 1965-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-23 | 1969-03-25 | 1969-09-24 | $7700.00 | Window Closed / Lapsed |