Patent US3013199A successfully refreshed from Google Patents.
US3013199A
Expired / Lapsed
US
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Regulated rectifying apparatus
Assignee: General Electric Co
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Filing: 1958-05-28
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Granted: 1961-12-12
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Expires: 1978-05-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Lawrence M Hollingsworth
- 👤 Jr Fred W Kelley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:36
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/02; H02M7/04; H02M7/06; H02M7/068; H02M1/00; H02M1/0083; H02M1/0093
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) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |