Patent FR901481A successfully refreshed from Google Patents.
Patent US2984779A successfully refreshed from Google Patents.
US2984779A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transistorized voltage regulated power supply
Assignee: North American Aviation Corp
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Filing: 1956-07-02
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Granted: 1961-05-16
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Expires: 1976-07-02
Abstract
No abstract record available.
Inventors
- 👤 George N Klees
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:34
CPC Classifications
G; G05; G05F; G05F1/00; G05F1/10; G05F1/46; G05F1/56; G05F1/565; G05F1/567
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2693568A
Cited
US2751545A
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US2751550A
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US2751549A
Cited
US2832034A
Cited
US2832035A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |