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US3430101A
Expired / Lapsed
US
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Voltage converter utilizing a leading control voltage
Assignee: FRANCIS J BILTZ
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Filing: 1966-01-27
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Granted: 1969-02-25
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Expires: 1986-01-27
Abstract
No abstract record available.
Inventors
- 👤 Francis J Biltz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:07
CPC Classifications
H; H02; H02M; H02M1/00; H02M1/08; H02M1/088; H02M1/096; G; G05; G05F; G05F1/00; G05F1/10; G05F1/12; G05F1/40; G05F1/44; G05F1/445; Y; Y10; Y10S; Y10S323/00; Y10S323/905
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) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |