US2745044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Asymmetrically conductive apparatus
Assignee: General Electric Co
•
Filing: 1951-09-15
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Granted: 1956-05-08
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Expires: 1971-09-15
Abstract
No abstract record available.
Inventors
- 👤 Fred J Lingel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:03
CPC Classifications
H; H10; H10P; H10P95/00; H10W; H10W76/00; H10W76/10; H10W76/12; H10W76/13; H10W76/138; H10W90/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/49126; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/49918; Y10T29/49925; Y10T29/49934
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
AN ASYMMETRICALLY CONDUCTIVE UNIT COMPRISING IN COMBINATION A SHEET OF INSULATING MATERIAL; A PLURALITY OF ASYMMETRICALLY CONDUCTIVE ELEMENTS EACH INCLUDING A FIRST AND A SECOND TERMINAL PLATE MEMBER FASTENED IN SEALED AND INSULATED RELATION AND DEFINING A SEALED CAVITY THEREBETWEEN, A SEMICONDUCTOR PIECE HAVING A P-N JUNCTION THEREIN BETWEEN TWO SURFACE PORTIONS THEREOF, SAID SEMICONDUCTOR PIECE BEING CONDUCTIVELY SECURED FROM ONE OF SAID SURFACE PORTIONS TO ONE OF SAID PLATE MEMBERS WITHIN SAID CAVITY, AND MEANS CONDUCTIVELY CONNECTING THE OTHER OF SAID SURFACE PORTIONS TO THE OTHER OF SAID PLATE MEMBERS; AND A PLURALITY OF FORMED CONNECTING STRIP MEMBERS; SAID ELEMENTS BEING SECURED IN COPLANAR SPACED RELATION BY STRIP MEMBERS ON ONE FACE OF SAID SHEET AND ELECTRICALLY CONNECTED FROM THE SAID FIRST PLATE MEMBER OF ONE OF SAID ELEMENTS TO THE SAID SECOND PLATE MEMBER OF ANOTHER OF SAID ELEMENTS BY SAID STRIP MEMBERS.
Claim 2
Dependent Claim
145 words
AN ASYMMETRICALLY CONDUCTIVE UNIT COMPRISING IN COMBINATION A SHEET OF INSULATING MATERIAL; A PLURALITY OF ASYMMETRICALLY CONDUCTIVE ELEMENTS EACH INCLUDING A FIRST AND A SECOND TERMINAL PLATE MEMBER FASTENED IN SEALED AND INSULATED RELATION AND DEFINING A SEALED CAVITY THEREBETWEEN, A SEMICONDUCTOR PIECE HAVING A P-N JUNCTION THEREIN BETWEEN TWO SURFACE PORTIONS THEREOF, SAID SEMICONDUCTOR PIECE BEING CONDUCTIVELY SECURED FROM ONE OF SAID SURFACE PORTIONS TO ONE OF SAID PLATE MEMBERS WITHIN SAID CAVITY, AND MEANS CONDUCTIVELY CONNECTING THE OTHER OF SAID SURFACE PORTIONS TO THE OTHER OF SAID PLATE MEMBERS; AND A PLURALITY OF FORMED CONNECTING STRIP MEMBERS; SAID ELEMENTS BEING SECURED IN COPLANAR SPACED RELATION BY STRIP MEMBERS ON ONE FACE OF SAID SHEET AND ELECTRICALLY CONNECTED FROM THE SAID FIRST PLATE MEMBER OF ONE OF SAID ELEMENTS TO THE SAID SECOND PLATE MEMBER OF ANOTHER OF SAID ELEMENTS BY SAID STRIP MEMBERS.
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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) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |