US3154692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage regulating semiconductor device
Assignee: Clevite Corp
•
Filing: 1960-01-08
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Granted: 1964-10-27
•
Expires: 1980-01-08
Abstract
No abstract record available.
Inventors
- 👤 Shockley William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:43
CPC Classifications
H; H10; H10D; H10D99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A SEMICONDUCTIVE DEVICE HAVING AT LEAST A BASE LAYER AND A SURFACE LAYER OF SEMICONDUCTIVE MATERIAL FORMING A RECTIFYING JUNCTION THEREWITH, MEANS FOR APPLYING A VOLTAGE ACROSS A PORTION OF SAID JUNCTION TO CAUSE BREAKDOWN, THE SURFACE LAYER OF SAID DEVICE HAVING A CONDUCTANCE
Claim 2
Dependent Claim
44 words
A SEMICONDUCTIVE DEVICE HAVING AT LEAST A BASE LAYER AND A SURFACE LAYER OF SEMICONDUCTIVE MATERIAL FORMING A RECTIFYING JUNCTION THEREWITH, MEANS FOR APPLYING A VOLTAGE ACROSS A PORTION OF SAID JUNCTION TO CAUSE BREAKDOWN, THE SURFACE LAYER OF SAID DEVICE HAVING A CONDUCTANCE
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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) | 1967-10-27 | 1968-04-27 | 1968-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-27 | 1972-04-27 | 1972-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-27 | 1976-04-27 | 1976-10-27 | $7700.00 | Window Closed / Lapsed |