US2501074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel pump
Assignee: RTX Corp
•
Filing: 1945-01-16
•
Granted: 1950-03-21
•
Expires: 1965-01-16
Abstract
No abstract record available.
Inventors
- 👤 Donald E Meitzler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 01:31
CPC Classifications
F; F02; F02M; F02M59/00; F02M59/02; F02M59/022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1701089A
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CH146072A
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US1967987A
Cited
US2075949A
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US2121102A
Cited
US2147031A
Cited
US2283725A
Cited
US2380148A
Cited
US2420432A
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US2420431A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-20 | 1953-09-19 | 1954-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-20 | 1957-09-19 | 1958-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-20 | 1961-09-19 | 1962-03-21 | $7700.00 | Window Closed / Lapsed |