US2846346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semiconductor device
Assignee: Lanteris Space LLC
•
Filing: 1954-03-26
•
Granted: 1958-08-05
•
Expires: 1974-03-26
Abstract
No abstract record available.
Inventors
- 👤 William E Bradley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:41
CPC Classifications
H; H10; H10P; H10P50/00; H10P50/60; H10P50/61; H10P50/613; C; C25; C25F; C25F3/00; C25F3/02; C25F3/12; Y; Y10; Y10S; Y10S438/00; Y10S438/977
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
AS A STRUCTURE SUITABLE FOR USE IN SEMICONDUCTOR DEVICES, A BODY OF SEMICONDUCTIVE MATERIAL HAVING A DEPRESSION THEREIN, A LARGE-AREA RECTIFYING CONNECTION TO SAID BODY AT THE BOTTOM OF SAID DEPRESSION PRODUCING A FIRST RECTIFYING BARRIER DISPOSED SUBSTANTIALLY PARALLEL TO THE BOTTOM OF SAID DEPRESSION, AND MEANS PRODUCING A SECOND RECTIFYING BARRIER SITUATED BETWEEN SAID FIRST BARRIER AND THE EXTERNAL SURFACE OF SAID BODY OPPOSITE SAID FIRST BARRIER.
Claim 2
Dependent Claim
68 words
AS A STRUCTURE SUITABLE FOR USE IN SEMICONDUCTOR DEVICES, A BODY OF SEMICONDUCTIVE MATERIAL HAVING A DEPRESSION THEREIN, A LARGE-AREA RECTIFYING CONNECTION TO SAID BODY AT THE BOTTOM OF SAID DEPRESSION PRODUCING A FIRST RECTIFYING BARRIER DISPOSED SUBSTANTIALLY PARALLEL TO THE BOTTOM OF SAID DEPRESSION, AND MEANS PRODUCING A SECOND RECTIFYING BARRIER SITUATED BETWEEN SAID FIRST BARRIER AND THE EXTERNAL SURFACE OF SAID BODY OPPOSITE SAID FIRST BARRIER.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |