US3290569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tellurium thin film field effect solid state electrical devices
Assignee: RCA Corp
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Filing: 1964-02-14
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Granted: 1966-12-06
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Expires: 1984-02-14
Abstract
No abstract record available.
Inventors
- 👤 Weimer Paul Kessler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:31
CPC Classifications
G; G11; G11C; G11C19/00; G11C19/28; H; H10; H10D; H10D99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A SOLID STATE DEVICE COMPRISING: AN INSULATING SUBSTRATE; A LAYER OF SEMICONDUCTIVE TELLURIUM, SAID LAYER HAVING A THICKNESS LESS THAN ONE MICRON; AT LEAST TWO SPACED ELECTRODES ON SAID LAYER, SAID SPACE BETWEEN SAID ELECTRODES BEING LESS THAN 100 MICRONS; AN INSULATING FILM LESS THAN ONE MICRON THICK ON AT LEAST A PROTION OF SAID TELLURIUM LAYER; AND AT LEAST ONE ELECTRODE ON SAID INSULATING FILM EXTENDING OVER AT LEAST PART OF THE GAP BETWEEN SAID TWO SPACED ELECTRODES.
Claim 2
Dependent Claim
79 words
A SOLID STATE DEVICE COMPRISING: AN INSULATING SUBSTRATE; A LAYER OF SEMICONDUCTIVE TELLURIUM, SAID LAYER HAVING A THICKNESS LESS THAN ONE MICRON; AT LEAST TWO SPACED ELECTRODES ON SAID LAYER, SAID SPACE BETWEEN SAID ELECTRODES BEING LESS THAN 100 MICRONS; AN INSULATING FILM LESS THAN ONE MICRON THICK ON AT LEAST A PROTION OF SAID TELLURIUM LAYER; AND AT LEAST ONE ELECTRODE ON SAID INSULATING FILM EXTENDING OVER AT LEAST PART OF THE GAP BETWEEN SAID TWO SPACED ELECTRODES.
References Cited (Backward Citations)
US3191061A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |