US2688516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel injector
Assignee: Individual
•
Filing: 1951-09-08
•
Granted: 1954-09-07
•
Expires: 1971-09-08
Abstract
No abstract record available.
Inventors
- 👤 Allan G Bell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:09
CPC Classifications
F; F02; F02M; F02M57/00; F02M57/02; F02M45/00; F02M45/02; F02M45/04; F02M45/08; F02M45/086; F02M57/022; F02M57/023; F02M63/00; F02M63/001; F02M2200/00; F02M2200/44
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) | 1957-09-06 | 1958-03-08 | 1958-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-09-06 | 1962-03-08 | 1962-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-09-06 | 1966-03-08 | 1966-09-07 | $7700.00 | Window Closed / Lapsed |