US2836797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multi-electrode field controlled germanium devices
Assignee: General Electric Co
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Filing: 1953-03-23
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Granted: 1958-05-27
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Expires: 1973-03-23
Abstract
No abstract record available.
Inventors
- 👤 Ozarow Vernon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:13
CPC Classifications
H; H03; H03D; H03D7/00; H03D7/12; H03C; H03C1/00; H03C1/36; H10; H10D; H10D99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A SEMICONDUCTOR DEVICE COMPRISING A BODY OF SEMICONDUCTOR MATERIAL OF ONE CARRIER TYPE, A BAND OF SEMICONDUCTOR MATERIAL OF THE OPPOSITE CARRIER TYPE IN INTIMATE CONTACT WITH SAID BODY, SAID BAND EXTENDING AROUND AT LEAST A PORTION OF THE PERIPHERY OF A CROSS SECTION OF SAID BODY SO AS TO INCLUDE A PREDETERMINED PORTION OF THE CROSS SECTIONAL AREA BETWEEN THE SIDES OF SAID BAND, A FIRST ELECTRODE ELECTRICALLY CONNECTED TO SAID BODY AT A POINT ON ONE SIDE OF SAID BAND AND A SECOND ELECTRODE ELECTRICALLY CONNECTED TO SAID BODY ON THE OTHER SIDE OF SAID BAND.
Claim 2
Dependent Claim
98 words
A SEMICONDUCTOR DEVICE COMPRISING A BODY OF SEMICONDUCTOR MATERIAL OF ONE CARRIER TYPE, A BAND OF SEMICONDUCTOR MATERIAL OF THE OPPOSITE CARRIER TYPE IN INTIMATE CONTACT WITH SAID BODY, SAID BAND EXTENDING AROUND AT LEAST A PORTION OF THE PERIPHERY OF A CROSS SECTION OF SAID BODY SO AS TO INCLUDE A PREDETERMINED PORTION OF THE CROSS SECTIONAL AREA BETWEEN THE SIDES OF SAID BAND, A FIRST ELECTRODE ELECTRICALLY CONNECTED TO SAID BODY AT A POINT ON ONE SIDE OF SAID BAND AND A SECOND ELECTRODE ELECTRICALLY CONNECTED TO SAID BODY ON THE OTHER SIDE OF SAID BAND.
References Cited (Backward Citations)
US2666814A
Cited
US2648805A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-26 | 1961-11-25 | 1962-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-26 | 1965-11-25 | 1966-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-26 | 1969-11-25 | 1970-05-27 | $7700.00 | Window Closed / Lapsed |