US3394632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve actuator
Assignee: Boeing North American Inc
•
Filing: 1966-06-24
•
Granted: 1968-07-30
•
Expires: 1986-06-24
Abstract
No abstract record available.
Inventors
- 👤 Werner K Priese
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:38
CPC Classifications
F; F15; F15B; F15B15/00; F15B15/02; F15B15/06; F15B15/066; F16; F16K; F16K31/00; F16K31/12; F16K31/16; F16K31/163; F16K31/1635
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US955896A
Cited
US2551916A
Cited
US2848056A
Cited
US3107080A
Cited
US3104592A
Cited
US3253518A
Cited
US3298286A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-30 | 1972-01-29 | 1972-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-30 | 1976-01-29 | 1976-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-30 | 1980-01-29 | 1980-07-30 | $7700.00 | Window Closed / Lapsed |