US3411053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage-sensitive variable p-n junction capacitor with intermediate control zone
Assignee: Siemens AG
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Filing: 1966-04-05
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Granted: 1968-11-12
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Expires: 1986-04-05
Abstract
No abstract record available.
Inventors
- 👤 Wiesner Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:40
CPC Classifications
H; H03; H03F; H03F3/00; H03F3/04; H10; H10D; H10D1/00; H10D1/60; H10D1/62; H10D1/64; H10D99/00; Y; Y10; Y10S; Y10S438/00; Y10S438/901
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) | 1971-11-12 | 1972-05-13 | 1972-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-12 | 1976-05-13 | 1976-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-12 | 1980-05-13 | 1980-11-12 | $7700.00 | Window Closed / Lapsed |