US3086126A
Expired / Lapsed
US
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Semiconductor switching circuit
Assignee: Bendix Corp
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Filing: 1957-09-16
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Granted: 1963-04-16
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Expires: 1977-09-16
Abstract
No abstract record available.
Inventors
- 👤 Jr William Crawford Dunlap
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:52
CPC Classifications
H; H03; H03K; H03K17/00; H03K17/51; H03K17/92; G; G11; G11C; G11C11/00; G11C11/21; G11C11/44; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/856; Y10S505/857; Y10S505/86
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A SWITCHING CIRCUIT, INCLUDING, A SEMICONDUCTOR IN THE CIRCUIT, MEANS FOR MAINTAINING THE SEMICONDUCTOR AT A SUFFICIENTLY LOW TEMPERATURE TO MAKE IT NON-CONDUCTIVE, A VOLTAGE SOURCE IN THE CIRCUIT FOR APPLYING TO THE SEMICONDUCTOR A VOLTAGE OF PARTICULAR MAGNITUDE SUFFICIENT TO PRODUCE IMPACT IONIZATION IN THE SEMICONDUCTOR AND A RESULTANT BREAKDOWN OF ITS RESISTANCE, MEANS FOR SUBJECTING THE SEMICONDUCTOR TO A MAGNETIC FIELD OF SUFFICIENT MAGNITUDE TO PREVENT IMPACT IONIZATION IN THE SEMICONDUCTOR AT THE APPLIED VOLTAGE OF PARTICULAR MAGNITUDE,
Claim 2
Dependent Claim
80 words
A SWITCHING CIRCUIT, INCLUDING, A SEMICONDUCTOR IN THE CIRCUIT, MEANS FOR MAINTAINING THE SEMICONDUCTOR AT A SUFFICIENTLY LOW TEMPERATURE TO MAKE IT NON-CONDUCTIVE, A VOLTAGE SOURCE IN THE CIRCUIT FOR APPLYING TO THE SEMICONDUCTOR A VOLTAGE OF PARTICULAR MAGNITUDE SUFFICIENT TO PRODUCE IMPACT IONIZATION IN THE SEMICONDUCTOR AND A RESULTANT BREAKDOWN OF ITS RESISTANCE, MEANS FOR SUBJECTING THE SEMICONDUCTOR TO A MAGNETIC FIELD OF SUFFICIENT MAGNITUDE TO PREVENT IMPACT IONIZATION IN THE SEMICONDUCTOR AT THE APPLIED VOLTAGE OF PARTICULAR MAGNITUDE,
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |