US3387790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injection nozzle
Assignee: Ambac International Corp
•
Filing: 1967-04-11
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Granted: 1968-06-11
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Expires: 1987-04-11
Abstract
No abstract record available.
Inventors
- 👤 Luca Frank De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:17
CPC Classifications
F; F02; F02M; F02M61/00; F02M61/04; F02M61/10; F02M61/042; F02M61/06; F02M61/16; F02M61/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE592519C
Cited
GB617795A
Cited
GB746785A
Cited
FR1121065A
Cited
US3224684A
Cited
US3244377A
Cited
US3255974A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |