US3267317A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for producing recombination radiation
Assignee: RCA Corp
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Filing: 1963-02-25
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Granted: 1966-08-16
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Expires: 1983-02-25
Abstract
No abstract record available.
Inventors
- 👤 Albrecht G Fischer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:32
CPC Classifications
H; H10; H10H; H10H20/00; C; C09; C09K; C09K11/00; C09K11/08; C09K11/0805; C09K11/0811; C09K11/0883; H10D; H10D99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A DEVICE COMPRISING A BODY OF LUMINESCENT MATERIAL; MEANS FOR INTRODUCING CHARGE CARRIERS OF ONE CONDUCTIVITY TYPE INTO SAID BODY INCLUDING A LAYER OF INSULATOR MATERIAL UPON A SURFACE OF SAID BODY, SAID INSULATOR MATERIAL HAVING A LARGER BANDGAP THAN THAT OF SAID BODY AND A THICKNESS WHICH PERMITS TUNNELING OF CHARGE CARRIES THERETHROUGH, AND A LAYER OF EXTRINSIC SEMICONDUCTOR MATERIAL OF SAID ONE CONDUCTIVITY TYPE UPON SAID INSULATOR LAYER AND HAVING A BANDGAP WHICH IS LARGER THAN THAN OF SAID BODY MATERIAL AND SMALLER THAN THAT OF SAID INSULATOR; AND MEANS FOR INTRODUCING CHARGE CARRIERS OF THE OTHER CONDUCTIVITY TYPE INTO SAID BODY.
Claim 2
Independent Claim
104 words
A DEVICE COMPRISING A BODY OF LUMINESCENT MATERIAL; MEANS FOR INTRODUCING CHARGE CARRIERS OF ONE CONDUCTIVITY TYPE INTO SAID BODY INCLUDING A LAYER OF INSULATOR MATERIAL UPON A SURFACE OF SAID BODY, SAID INSULATOR MATERIAL HAVING A LARGER BANDGAP THAN THAT OF SAID BODY AND A THICKNESS WHICH PERMITS TUNNELING OF CHARGE CARRIES THERETHROUGH, AND A LAYER OF EXTRINSIC SEMICONDUCTOR MATERIAL OF SAID ONE CONDUCTIVITY TYPE UPON SAID INSULATOR LAYER AND HAVING A BANDGAP WHICH IS LARGER THAN THAN OF SAID BODY MATERIAL AND SMALLER THAN THAT OF SAID INSULATOR; AND MEANS FOR INTRODUCING CHARGE CARRIERS OF THE OTHER CONDUCTIVITY TYPE INTO SAID BODY.
References Cited (Backward Citations)
US2938136A
Cited
US3024140A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |