Patent US2531202A successfully refreshed from Google Patents.
US2531202A
Expired / Lapsed
US
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Fuel injection pump
Assignee: DESCHAMPS FUEL INJECTION Corp
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Filing: 1945-05-04
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Granted: 1950-11-21
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Expires: 1965-05-04
Abstract
No abstract record available.
Inventors
- 👤 Desire J Deschamps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:43
CPC Classifications
F; F02; F02M; F02M41/00; F02M41/08; F02M59/00; F02M59/02; F02M59/04; F02M2700/00; F02M2700/13; F02M2700/1317; F02M2700/1329; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18296; Y10T74/18336
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1052569A
Cited
GB176407A
Cited
US1885323A
Cited
US2287407A
Cited
US2431686A
Cited
US2413115A
Cited
US2393544A
Cited
US2436797A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-20 | 1954-05-22 | 1954-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-20 | 1958-05-22 | 1958-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-20 | 1962-05-22 | 1962-11-21 | $7700.00 | Window Closed / Lapsed |