Patent US3296518A successfully refreshed from Google Patents.
US3296518A
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Protective arrangement for semiconductor rectifiers
Assignee: Licentia Patent Verwaltungs GmbH
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Filing: 1963-05-16
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Granted: 1967-01-03
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Expires: 1983-05-16
Abstract
No abstract record available.
Inventors
- 👤 Stumpe August Christian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:58
CPC Classifications
H; H02; H02H; H02H7/00; H02H7/10; H02H7/12; H02H7/125; H02H7/127; H01; H01H; H01H85/00; H01H85/02; H01H85/44; H02H3/00; H02H3/02; H02H3/021; H02H3/023; H02M; H02M7/00; H02M7/02; H02M7/04; H02M7/06; H02M7/062
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) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |