Patent US3045169A successfully refreshed from Google Patents.
US3045169A
Expired / Lapsed
US
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Regulated power supplies
Assignee: Individual
•
Filing: 1957-11-29
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Granted: 1962-07-17
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Expires: 1977-11-29
Abstract
No abstract record available.
Inventors
- 👤 Alfred W Barber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:59
CPC Classifications
H; H02; H02M; H02M1/00; H02M1/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1708908A
Cited
US1723583A
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US1867503A
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US1888360A
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US2209948A
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US2751549A
Cited
US2698416A
Cited
US2762008A
Cited
US2897432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-16 | 1966-01-15 | 1966-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-16 | 1970-01-15 | 1970-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-16 | 1974-01-15 | 1974-07-17 | $7700.00 | Window Closed / Lapsed |