US3395445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making solid state relay devices from tellurides
Assignee: Energy Conversion Devices Inc
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Filing: 1966-05-09
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Granted: 1968-08-06
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Expires: 1986-05-09
Abstract
No abstract record available.
Inventors
- 👤 Stanford R Ovshinsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:23
CPC Classifications
H; H10; H10N; H10N70/00; H10N70/20; H10N70/253; H10N70/011; H10N70/021; H10N70/801; H10N70/881; H10N70/882; H10N70/8828; Y; Y10; Y10S; Y10S438/00; Y10S438/90
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
THE METHOD OF MAKING A SOLID STATE SWITCH DEVICE FOR CONNECTION IN AN ELECTRICAL CIRCUIT FOR SELECTIVELY CONDUCTING AND BLOCKING CURRENT FLOW THERETHROUGH AND COMPRISING THE STEPS OF PRODUCING A TELLURIDE BODY WHICH IS CAPABLE OF HAVING ONE CONDITION OF HIGH RESISTANCE FOR BLOCKING CURRENT FLOW, OF HAVING ANOTHER CONDITION OF LOW RESISTANCE FOR CONDUCTING CURRENT FLOW AND OF BEING REVERSIBLY SWITCHED BETWEEN SAID ONE AND OTHER CONDITIONS BY COMBINING TELLURIUM WITH A MATERIAL FROM THE CLASS CONSISTING OF ALUMINUM AND GALLIUM ARSENIDE BY THE APPLICATION OF HEAT, SAID TELLURIUM BEING AT LEAST 50% BY WEIGHT OF THE COMBINATION, AND SHAPING THE BODY TO ACCOMMODATE THE ENGAGEMENT OF ELECTRODE MENS.
Claim 2
Independent Claim
110 words
THE METHOD OF MAKING A SOLID STATE SWITCH DEVICE FOR CONNECTION IN AN ELECTRICAL CIRCUIT FOR SELECTIVELY CONDUCTING AND BLOCKING CURRENT FLOW THERETHROUGH AND COMPRISING THE STEPS OF PRODUCING A TELLURIDE BODY WHICH IS CAPABLE OF HAVING ONE CONDITION OF HIGH RESISTANCE FOR BLOCKING CURRENT FLOW, OF HAVING ANOTHER CONDITION OF LOW RESISTANCE FOR CONDUCTING CURRENT FLOW AND OF BEING REVERSIBLY SWITCHED BETWEEN SAID ONE AND OTHER CONDITIONS BY COMBINING TELLURIUM WITH A MATERIAL FROM THE CLASS CONSISTING OF ALUMINUM AND GALLIUM ARSENIDE BY THE APPLICATION OF HEAT, SAID TELLURIUM BEING AT LEAST 50% BY WEIGHT OF THE COMBINATION, AND SHAPING THE BODY TO ACCOMMODATE THE ENGAGEMENT OF ELECTRODE MENS.
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) | 1971-08-06 | 1972-02-05 | 1972-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-06 | 1976-02-05 | 1976-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-06 | 1980-02-05 | 1980-08-06 | $7700.00 | Window Closed / Lapsed |