US2670157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine control and synchronization system
Assignee: Bendix Aviation Corp
•
Filing: 1947-04-18
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Granted: 1954-02-23
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Expires: 1967-04-18
Abstract
No abstract record available.
Inventors
- 👤 Joel D Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:25
CPC Classifications
H; H02; H02P; H02P5/00; H02P5/46; H02P5/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1971840A
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US2403243A
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US2223708A
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US2322225A
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US2311642A
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US2321582A
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US2423336A
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US2381250A
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US2496294A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-22 | 1957-08-24 | 1958-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-22 | 1961-08-24 | 1962-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-22 | 1965-08-24 | 1966-02-23 | $7700.00 | Window Closed / Lapsed |