Patent US2957631A successfully refreshed from Google Patents.
US2957631A
Expired / Lapsed
US
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Nozzle for fuel injector system
Assignee: ACF Industries Inc
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Filing: 1957-03-14
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Granted: 1960-10-25
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Expires: 1977-03-14
Abstract
No abstract record available.
Inventors
- 👤 James F Armstrong
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:59
CPC Classifications
B; B05; B05B; B05B1/00; B05B1/30; B05B1/3006; B05B1/3033; B05B1/304; B05B1/3046; F; F02; F02M; F02M61/00; F02M61/16; F02M61/161
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-25 | 1964-04-25 | 1964-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-25 | 1968-04-25 | 1968-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-25 | 1972-04-25 | 1972-10-25 | $7700.00 | Window Closed / Lapsed |