US3514055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-speed,emergency,automatic auxiliary units shutoff system
Assignee: Boeing Co
•
Filing: 1968-06-05
•
Granted: 1970-05-26
•
Expires: 1988-06-05
Abstract
No abstract record available.
Inventors
- 👤 Mark C Gregoire
- 👤 Willis R Lambert
- 👤 Peter J Rothermel
- 👤 Derek Rouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:24
CPC Classifications
F; F02; F02C; F02C9/00; F02C9/16; F02C9/18; F02C7/00; F02C7/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2223708A
Cited
GB528963A
Cited
GB578311A
Cited
US2597020A
Cited
US2515639A
Cited
US2677516A
Cited
US2961939A
Cited
US3160367A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-25 | 1973-11-24 | 1974-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-25 | 1977-11-24 | 1978-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-25 | 1981-11-24 | 1982-05-26 | $7700.00 | Window Closed / Lapsed |