Patent US2070414A successfully refreshed from Google Patents.
Patent US2784670A successfully refreshed from Google Patents.
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
2026-11-08 21:07
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
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1568170A
Cited
US1971601A
Cited
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 |