Patent US2758264A successfully refreshed from Google Patents.
US2758264A
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Electric rectifiers
Assignee: International Standard Electric Corp
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Filing: 1952-10-29
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Granted: 1956-08-07
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Expires: 1972-10-29
Abstract
No abstract record available.
Inventors
- 👤 Matthews Kenneth Albert
- 👤 Hyman Robert Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:32
CPC Classifications
H; H10; H10D; H10D48/00; H10D48/30; H10D48/32; H10D48/34; H10D48/345; H03; H03K; H03K17/00; H03K17/51; H03K17/74; H10D64/00; H10D64/20; H10D64/23; H10D99/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A RECTIFYING DEVICE COMPRISING A SEMI-CONDUCTING BODY HAVING A BASE ELECTRODE MAKING LOW RESISTANCE, NONRECTIFYING CONTACT THEREWITH, TWO RECTIFYING ELECTRODES MAKING CONTACT WITH THE SURFACE OF THE BODY, AND A SINGLE TERMINAL DIRECTLY CONNECTED TO BOTH RECTIFYING ELECTRODES, WHICH ELECTRODES ARE SPACED APART BY A DISTANCE WHEREBY THE RECTIFICATION RATIO MEASURED BETWEEN THE SINGLE TERMINAL AND THE BASE ELECTRODE IS SUBSTANTIALLY THE SAME AS THE RECTIFICATION RATIO MEASURED BETWEEN EITHER RECTIFYING ELECTRODE TAKEN BY ITSELF, AND THE BASE ELECTRODE.
Claim 2
Dependent Claim
79 words
A RECTIFYING DEVICE COMPRISING A SEMI-CONDUCTING BODY HAVING A BASE ELECTRODE MAKING LOW RESISTANCE, NONRECTIFYING CONTACT THEREWITH, TWO RECTIFYING ELECTRODES MAKING CONTACT WITH THE SURFACE OF THE BODY, AND A SINGLE TERMINAL DIRECTLY CONNECTED TO BOTH RECTIFYING ELECTRODES, WHICH ELECTRODES ARE SPACED APART BY A DISTANCE WHEREBY THE RECTIFICATION RATIO MEASURED BETWEEN THE SINGLE TERMINAL AND THE BASE ELECTRODE IS SUBSTANTIALLY THE SAME AS THE RECTIFICATION RATIO MEASURED BETWEEN EITHER RECTIFYING ELECTRODE TAKEN BY ITSELF, AND THE BASE ELECTRODE.
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) | 1959-08-07 | 1960-02-06 | 1960-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-07 | 1964-02-06 | 1964-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-07 | 1968-02-06 | 1968-08-07 | $7700.00 | Window Closed / Lapsed |