Patent US4362967A successfully refreshed from Google Patents.
Patent US2929753A successfully refreshed from Google Patents.
US2929753A
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Transistor structure and method
Assignee: Beckman Coulter Inc
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Filing: 1957-04-11
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Granted: 1960-03-22
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Expires: 1977-04-11
Abstract
No abstract record available.
Inventors
- 👤 Robert N Noyce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:10
CPC Classifications
C; C30; C30B; C30B31/00; C30B31/06; H; H10; H10D; H10D99/00; H10P; H10P95/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
A TRANSISTOR STRUCTURE INCLUDING FIRST AND SECOND REGIONS OF THE SAME CONDUCTIVITY TYPE, AND A SEGMENTED DIFFUSED LAYER OF OPPOSITE CONDUCTIVITY TYPE BETWEEN SAID FIRST AND SECOND REGIONS, SAID SEGMENTED DIFFUSED LAYER BEING PROVIDED WITH A PLURALITY OF VOIDS.
Claim 2
Dependent Claim
39 words
A TRANSISTOR STRUCTURE INCLUDING FIRST AND SECOND REGIONS OF THE SAME CONDUCTIVITY TYPE, AND A SEGMENTED DIFFUSED LAYER OF OPPOSITE CONDUCTIVITY TYPE BETWEEN SAID FIRST AND SECOND REGIONS, SAID SEGMENTED DIFFUSED LAYER BEING PROVIDED WITH A PLURALITY OF VOIDS.
References Cited (Backward Citations)
US2569347A
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US2790037A
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US2743201A
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US2780569A
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US2748041A
Cited
US2776920A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-22 | 1963-09-21 | 1964-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-22 | 1967-09-21 | 1968-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-22 | 1971-09-21 | 1972-03-22 | $7700.00 | Window Closed / Lapsed |