US3464668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Highly fluid-tight valve and corresponding electro-valves
Assignee: NORD AVIAT SOC NATIONALE DE CO
•
Filing: 1966-10-14
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Granted: 1969-09-02
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Expires: 1986-10-14
Abstract
No abstract record available.
Inventors
- 👤 Henri Jacob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:41
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/0644; F16K31/0655; F16K31/0665; F16K1/00; F16K1/14; F16K31/0651; Y; Y10; Y10T; Y10T137/00; Y10T137/8158; Y10T137/8225; Y10T137/8242
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1115256A
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US1229860A
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US2695628A
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US2930578A
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US2822818A
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US3043336A
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US3107893A
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US3324889A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-01 | 1973-03-03 | 1973-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-01 | 1977-03-03 | 1977-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-01 | 1981-03-03 | 1981-09-02 | $7700.00 | Window Closed / Lapsed |