US3191061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insulated gate field effect devices and electrical circuits employing such devices
Assignee: RCA Corp
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Filing: 1962-05-31
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Granted: 1965-06-22
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Expires: 1982-05-31
Abstract
No abstract record available.
Inventors
- 👤 Paul K Weimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:19
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/353; G; G11; G11C; G11C11/00; G11C11/21; G11C11/34; G11C11/40; G11C11/41; G11C11/412; G11C19/00; G11C19/28; H10; H10D; H10D84/00; H10D84/80; H10D84/82; H10D84/83; H10D86/00; H10D99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A SOLID STATE CIRCUIT ARRANGEMENT COMPRISING: FIRST AND SECOND DEVICES EACH HAVING A BODY OF SEMICONDUCTIVE MATERIAL, A SOURCE CONTACTING SAID BODY, A DRAIN CONTACTING SAID BODY AND BEING SPACED FROM SAID SOURCE, AND A GATE SPACED FROM SAID BODY BY A REGION OF INSULATING MATERIAL HAVING A HIGHER RESISTIVELTY THAN SAID SEMICONDUCTIVE MATERIAL, SAID GATE EXTENDING OVER AT LEAST A PORTION OF THE SPACE BETWEEN THE ASSOCIATED SOURCE AND DRAIN;
Claim 2
Dependent Claim
71 words
A SOLID STATE CIRCUIT ARRANGEMENT COMPRISING: FIRST AND SECOND DEVICES EACH HAVING A BODY OF SEMICONDUCTIVE MATERIAL, A SOURCE CONTACTING SAID BODY, A DRAIN CONTACTING SAID BODY AND BEING SPACED FROM SAID SOURCE, AND A GATE SPACED FROM SAID BODY BY A REGION OF INSULATING MATERIAL HAVING A HIGHER RESISTIVELTY THAN SAID SEMICONDUCTIVE MATERIAL, SAID GATE EXTENDING OVER AT LEAST A PORTION OF THE SPACE BETWEEN THE ASSOCIATED SOURCE AND DRAIN;
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) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |