US2784670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injection pumps
Assignee: Ambac International Corp
•
Filing: 1951-11-16
•
Granted: 1957-03-12
•
Expires: 1971-11-16
Abstract
No abstract record available.
Inventors
- 👤 Carl F High
- 👤 Robert K Weldy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:42
CPC Classifications
F; F02; F02M; F02M41/00; F02M41/08; F02M41/10; F02M41/12; F02M59/00; F02M2700/00; F02M2700/13; F02M2700/1317
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1568170A
Cited
US1971601A
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US2115121A
Cited
US2286928A
Cited
US2361399A
Cited
US2445266A
Cited
US2446604A
Cited
US2455571A
Cited
US2538982A
Cited
GB626865A
Cited
US2478528A
Cited
US2697401A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-11 | 1960-09-10 | 1961-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-11 | 1964-09-10 | 1965-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-11 | 1968-09-10 | 1969-03-12 | $7700.00 | Window Closed / Lapsed |