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Patent US2914043A successfully refreshed from Google Patents.
US2914043A
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Method and apparatus for operating fuel injection engines
Assignee: Daimler Benz AG
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Filing: 1955-12-14
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Granted: 1959-11-24
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Expires: 1975-12-14
Abstract
No abstract record available.
Inventors
- 👤 Friedrich K H Nallinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:37
CPC Classifications
F; F02; F02B; F02B19/00; F02B19/10; F02B19/1019; F02B19/108; F02B19/1085; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1235725A
Cited
US1406877A
Cited
US1616157A
Cited
GB317279A
Cited
GB375461A
Cited
US2463418A
Cited
FR899431A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |