US3003489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injection pump control
Assignee: Northrop Grumman Space and Mission Systems Corp
•
Filing: 1959-04-09
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Granted: 1961-10-10
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Expires: 1979-04-09
Abstract
No abstract record available.
Inventors
- 👤 Harold R Scibbe
- 👤 George V B Hall
- 👤 James A Hilgendorf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:07
CPC Classifications
F; F02; F02D; F02D1/00; F02D1/02; F02D1/08; F02D1/10; F02D3/00; F02M; F02M69/00; F02M69/30; F02M69/36; F02M69/42; F02M69/46; F02M69/467
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-10-09 | 1965-04-10 | 1965-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-09 | 1969-04-10 | 1969-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-09 | 1973-04-10 | 1973-10-10 | $7700.00 | Window Closed / Lapsed |