Patent US3011308A successfully refreshed from Google Patents.
US3011308A
Expired / Lapsed
US
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Fuel and afterburner pump system
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1956-01-04
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Granted: 1961-12-05
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Expires: 1976-01-04
Abstract
No abstract record available.
Inventors
- 👤 John A Wotring
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:42
CPC Classifications
F; F04; F04C; F04C14/00; F04C14/02; F02; F02C; F02C7/00; F02C7/22; F02C7/236
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2617361A
Cited
GB710108A
Cited
US2726507A
Cited
US2823518A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |