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Patent US2667182A successfully refreshed from Google Patents.
US2667182A
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Pressure-responsive membrane and movement limiting means therefor
Assignee: Automobiles Citroen SA
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Filing: 1948-05-26
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Granted: 1954-01-26
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Expires: 1968-05-26
Abstract
No abstract record available.
Inventors
- 👤 Rostu George Levesque Du
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:13
CPC Classifications
F; F02; F02M; F02M61/00; F02M61/04; F02M61/10; F02M61/16; F02M2700/00; F02M2700/07; F02M2700/074
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1062300A
Cited
US1183486A
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US1489349A
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US1516630A
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US1814443A
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US1732052A
Cited
US2220902A
Cited
CH239080A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-25 | 1957-07-27 | 1958-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-25 | 1961-07-27 | 1962-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-25 | 1965-07-27 | 1966-01-26 | $7700.00 | Window Closed / Lapsed |