US3443575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluidic control system
Assignee: General Electric Co
•
Filing: 1966-08-30
•
Granted: 1969-05-13
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Expires: 1986-08-30
Abstract
No abstract record available.
Inventors
- 👤 John M Hughes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:26
CPC Classifications
F; F15; F15B; F15B21/00; F15B21/001; F16; F16P; F16P3/00; F16P3/18; F16P3/22; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/212; Y10T137/2125; Y10T137/2142; Y10T137/2147
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3124999A
Cited
US3185166A
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US3191611A
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US3292648A
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US3266510A
Cited
US3285265A
Cited
US3338515A
Cited
US3350008A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-12 | 1972-11-11 | 1973-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-12 | 1976-11-11 | 1977-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-12 | 1980-11-11 | 1981-05-13 | $7700.00 | Window Closed / Lapsed |