Patent US2806983A successfully refreshed from Google Patents.
US2806983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote base transistor
Assignee: General Electric Co
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Filing: 1956-06-01
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Granted: 1957-09-17
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Expires: 1976-06-01
Abstract
No abstract record available.
Inventors
- 👤 Robert N Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:47
CPC Classifications
H; H10; H10F; H10F30/00; H10F30/20; H03; H03F; H03F99/00; H10D; H10D1/00; H10D1/40; H10D10/00; H10D18/00; H10D62/00; H10D62/60; H10D99/00; H10P; H10P95/00; H10P95/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
AN AMPLIFYING ASYMMETRICALLY CONDUCTIVE DEVICE COMPRISING A MONOCRYSTALLINE WAFER OF SEMICONDUCTIVE MATERIAL HAVING THEREIN FIRST AND SECOND SPACED ZONES OF ONE-CONDUCTIVITY TYPE SEMICONDUCTIVE MATERIAL SEPARATED BY AND CONTIGUOUS WITH A THIRD ZONE OF OPPOSITE-CONDUCTIVITY TYPE SEMICONDUCTIVE MATERIAL, THE INTERFACES BETWEEN SAID THIRD ZONE AND SAID FIRST AND SECOND ZONES COMPRISING GROWN P-N JUNCTIONS, A MASS OF OPPOSITE-CONDUCTIVITY TYPE INDUCING ACTIVATOR IMPURITY FUSED TO AND
Claim 2
Dependent Claim
64 words
AN AMPLIFYING ASYMMETRICALLY CONDUCTIVE DEVICE COMPRISING A MONOCRYSTALLINE WAFER OF SEMICONDUCTIVE MATERIAL HAVING THEREIN FIRST AND SECOND SPACED ZONES OF ONE-CONDUCTIVITY TYPE SEMICONDUCTIVE MATERIAL SEPARATED BY AND CONTIGUOUS WITH A THIRD ZONE OF OPPOSITE-CONDUCTIVITY TYPE SEMICONDUCTIVE MATERIAL, THE INTERFACES BETWEEN SAID THIRD ZONE AND SAID FIRST AND SECOND ZONES COMPRISING GROWN P-N JUNCTIONS, A MASS OF OPPOSITE-CONDUCTIVITY TYPE INDUCING ACTIVATOR IMPURITY FUSED TO AND
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) | 1960-09-16 | 1961-03-18 | 1961-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-16 | 1965-03-18 | 1965-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-16 | 1969-03-18 | 1969-09-17 | $7700.00 | Window Closed / Lapsed |