Patent US2779289A successfully refreshed from Google Patents.
US2779289A
Expired / Lapsed
US
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Fuel injection apparatus for v type engines
Assignee: Ambac International Corp
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Filing: 1952-05-06
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Granted: 1957-01-29
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Expires: 1972-05-06
Abstract
No abstract record available.
Inventors
- 👤 Hogeman Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:30
CPC Classifications
F; F02; F02M; F02M59/00; F02D; F02D1/00; F02D1/02; F02D1/08; F02D1/10; F02M41/00; F02M41/08; F02M41/10; F02M41/12; F02M59/02; F02M59/04; F02M59/06; F02M2700/00; F02M2700/13; F02M2700/1317
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) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |