Patent US3497660A successfully refreshed from Google Patents.
US3497660A
Expired / Lapsed
US
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Fluid control system
Assignee: Automobiles Citroen SA
•
Filing: 1967-03-20
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Granted: 1970-02-24
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Expires: 1987-03-20
Abstract
No abstract record available.
Inventors
- 👤 Edmond Henry-Biabaud
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:30
CPC Classifications
B; B23; B23K; B23K11/00; B23K11/30; B23K11/31; F; F15; F15B; F15B11/00; F15B11/16; F15B11/20; G; G05; G05B; G05B19/00; G05B19/43; F15B2211/00; F15B2211/30; F15B2211/305; F15B2211/30505; F15B2211/3052; F15B2211/30525; F15B2211/50; F15B2211/505; F15B2211/50554; F15B2211/515; F15B2211/5158
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2383695A
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US2415603A
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US2458758A
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US2999482A
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US3038449A
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US3129320A
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US3294105A
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US3303316A
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US3357359A
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US3298075A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |