US3478731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine startup sequence control apparatus
Assignee: Honeywell Inc
•
Filing: 1966-08-08
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Granted: 1969-11-18
•
Expires: 1986-08-08
Abstract
No abstract record available.
Inventors
- 👤 Richard C Morton
- 👤 Neil C Sher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:03
CPC Classifications
F; F04; F04C; F04C28/00; F04C28/06; F04C29/00; F04C29/02; G; G05; G05B; G05B19/00; G05B19/43; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2065; Y10T137/2071
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3260271A
Cited
US3302398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-17 | 1973-05-19 | 1973-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-17 | 1977-05-19 | 1977-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-17 | 1981-05-19 | 1981-11-18 | $7700.00 | Window Closed / Lapsed |