US2678419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Saturable transformer device
Assignee: Bendix Aviation Corp
•
Filing: 1946-09-30
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Granted: 1954-05-11
•
Expires: 1966-09-30
Abstract
No abstract record available.
Inventors
- 👤 Bennett Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:54
CPC Classifications
H; H03; H03F; H03F9/00; G; G05; G05B; G05B11/00; G05B11/01; G05B11/012; G05B11/016; H03F9/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1661740A
Cited
US1824577A
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US1914220A
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US1997657A
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US2164383A
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US2053154A
Cited
US2229952A
Cited
US2247983A
Cited
US2388070A
Cited
US2529450A
Cited
US2574438A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-10 | 1957-11-09 | 1958-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-10 | 1961-11-09 | 1962-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-10 | 1965-11-09 | 1966-05-11 | $7700.00 | Window Closed / Lapsed |