US2584408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Injection pump for internalcombustion engines
Assignee: Individual
•
Filing: 1948-06-05
•
Granted: 1952-02-05
•
Expires: 1968-06-05
Abstract
No abstract record available.
Inventors
- 👤 Julius E Witzky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:32
CPC Classifications
F; F02; F02M; F02M57/00; F02M57/02; F02M53/00; F02M59/00; F02M59/20; F02M59/22; F02M2700/00; F02M2700/13; F02M2700/1317; F02M2700/1335
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1867383A
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US1993369A
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US2071237A
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US2144861A
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US2301435A
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US2394668A
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US2408288A
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GB562826A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-04 | 1955-08-06 | 1956-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-04 | 1959-08-06 | 1960-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-04 | 1963-08-06 | 1964-02-05 | $7700.00 | Window Closed / Lapsed |