US2841719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diode gate and its control circuit
Assignee: TDK Micronas GmbH
•
Filing: 1955-01-26
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Granted: 1958-07-01
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Expires: 1975-01-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Arthur J Radcliffe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:15
CPC Classifications
H; H04; H04L; H04L27/00; H04L27/02; H04L27/04; H03; H03K; H03K17/00; H03K17/51; H03K17/74
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2144995A
Cited
US2466959A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-30 | 1961-12-30 | 1962-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-30 | 1965-12-30 | 1966-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-30 | 1969-12-30 | 1970-07-01 | $7700.00 | Window Closed / Lapsed |