Patent US3302076A successfully refreshed from Google Patents.
US3302076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor device with passivated junction
Assignee: Motorola Solutions Inc
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Filing: 1966-09-28
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Granted: 1967-01-31
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Expires: 1986-09-28
Abstract
No abstract record available.
Inventors
- 👤 Kang Ki Dong
- 👤 Metz Ezra David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:02
CPC Classifications
H; H10; H10W; H10W20/00; H10W20/40; H10D; H10D99/00; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24149; Y10T428/24157
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
IN A SEMICONDUCTOR DEVICE INCLUDING A SEMICONDUCTOR ELEMENT HAVING A FIRST REGION AND A SECOND REGION OF OPPOSITE CONDUCTIVITY TYPES WITH THE SECOND REGION WHOLLY WITHIN THE FIRST REGION, AND A RECTIFYING JUNCTION THEREBETWEEN EXTENDING TO AND TERMINATING AT THE TOP SURFACE OF THE SEMICONDUCTOR ELEMENT, THE COMBINATION OF AN INSULATING COATING ON SAID TOP SURFACE WHICH CAN HAVE CONTAMINANTS THEREWITH CAPABLE OF INDUCING CORRESPONDING CHARGE DISTRIBUTIONS IN SAID TWO REGIONS BENEATH SAID INSULATING COATING, AND MEANS FOR DIMINISHING THE EFFECT OF ANY SUCH CHARGE DISTRIBUTIONS COMPRISING CONDUCTING MEANS IN
Claim 2
Dependent Claim
90 words
IN A SEMICONDUCTOR DEVICE INCLUDING A SEMICONDUCTOR ELEMENT HAVING A FIRST REGION AND A SECOND REGION OF OPPOSITE CONDUCTIVITY TYPES WITH THE SECOND REGION WHOLLY WITHIN THE FIRST REGION, AND A RECTIFYING JUNCTION THEREBETWEEN EXTENDING TO AND TERMINATING AT THE TOP SURFACE OF THE SEMICONDUCTOR ELEMENT, THE COMBINATION OF AN INSULATING COATING ON SAID TOP SURFACE WHICH CAN HAVE CONTAMINANTS THEREWITH CAPABLE OF INDUCING CORRESPONDING CHARGE DISTRIBUTIONS IN SAID TWO REGIONS BENEATH SAID INSULATING COATING, AND MEANS FOR DIMINISHING THE EFFECT OF ANY SUCH CHARGE DISTRIBUTIONS COMPRISING CONDUCTING MEANS IN
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |