Patent US2952252A successfully refreshed from Google Patents.
US2952252A
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US
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Automatic fuel injection system
Assignee: Individual
•
Filing: 1959-02-24
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Granted: 1960-09-13
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Expires: 1979-02-24
Abstract
No abstract record available.
Inventors
- 👤 Charles F Geatty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:49
CPC Classifications
F; F02; F02M; F02M59/00; F02M59/02; F02M59/10; F02M59/107; F01; F01M; F01M3/00; F02M59/18; F02M61/00; F02M61/04; F02M61/08; F02M69/00; F02M69/10; F02B; F02B75/00; F02B75/02; F02B2075/022; F02B2075/025; F02B75/12; F02B2075/125; F02B61/00; F02B61/04; F02B61/045; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12; Y10; Y10S; Y10S123/00; Y10S123/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190908156A
Cited
GB191224337A
Cited
US1893457A
Cited
US2598528A
Cited
US2703562A
Cited
US2820673A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-13 | 1964-03-14 | 1964-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-13 | 1968-03-14 | 1968-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-13 | 1972-03-14 | 1972-09-13 | $7700.00 | Window Closed / Lapsed |