Patent US2950681A successfully refreshed from Google Patents.
US2950681A
Expired / Lapsed
US
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Injection pump arrangement for multicylinder internal combustion engines
Assignee: Robert Bosch GmbH
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Filing: 1957-08-16
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Granted: 1960-08-30
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Expires: 1977-08-16
Abstract
No abstract record available.
Inventors
- 👤 Walch Eugen
- 👤 Aldinger Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:40
CPC Classifications
F; F02; F02M; F02M41/00; F02M41/08; F02M41/14; F02M41/1405; F02M41/1411; F02M41/1427; F02M2041/1438; F02M2041/145; F02M2041/1477; F02M2041/1494
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2634688A
Cited
US2552449A
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US2641238A
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US2588644A
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US2557508A
Cited
US2716945A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-30 | 1964-02-29 | 1964-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-30 | 1968-02-29 | 1968-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-30 | 1972-02-29 | 1972-08-30 | $7700.00 | Window Closed / Lapsed |