US2833355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine control device
Assignee: Individual
•
Filing: 1951-08-08
•
Granted: 1958-05-06
•
Expires: 1971-08-08
Abstract
No abstract record available.
Inventors
- 👤 Reggio Ferdinando Carlo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:34
CPC Classifications
F; F02; F02D; F02D9/00; F02D2700/00; F02D2700/02; F02D2700/0217; F02D2700/0225; F02D2700/0246; F02D2700/0248
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB458350A
Cited
USRE22661E
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US2088954A
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US2217364A
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US2306953A
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US2403398A
Cited
US2322303A
Cited
US2396618A
Cited
US2336844A
Cited
US2283175A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-05 | 1961-11-04 | 1962-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-05 | 1965-11-04 | 1966-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-05 | 1969-11-04 | 1970-05-06 | $7700.00 | Window Closed / Lapsed |