US2960419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and device for producing electric semiconductor devices
Assignee: Siemens Schuckertwerke AG
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Filing: 1957-01-29
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Granted: 1960-11-15
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Expires: 1977-01-29
Abstract
No abstract record available.
Inventors
- 👤 Emeis Reimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:01
CPC Classifications
H; H10; H10P; H10P95/00; B; B22; B22F; B22F7/00; B30; B30B; B30B11/00; B30B11/34; H10D; H10D99/00; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12528
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A PROCESS OF MAKING A SEMICONDUCTOR DEVICE COMPRISING AT LEAST PARTLY EMBEDDING AN ELECTRODE MATERIAL AND A PLATE OF MONOCRYSTALLINE SEMICONDUCTOR MATERIAL IN CONTIGUOUS RELATION IN A COMMINUTED MATERIAL COMPACTED AT LEAST PARTLY THEREABOUT AND APPLYING HEAT SUFFICIENT TO ALLOY THE ELECTRODE MATERIAL TO THE SEMICONDUCOR, THE COMMINUTED MATERIAL BEING ONE WHICH DOES NOT REACT WITH THE ELECTRODE MATERIAL AND THE SEMICONDUCTOR MATERIAL AND DOES NOT MELT IN THE PROCESS, THE SAID HEATING BEING TO A TEMPERATURE BELOW THE MELTING POINT OF THE SEMICONDUCTOR, THE COMMINUTED MATERIAL BEING UNDER COMPACTING PRESSURE, DURING SAID HEATING, AT LEAST SUFFICIENT TO IMMOBILIZE THE ELECTRODE AND PLATE WITH RESPECT TO EACH OTHER.
Claim 2
Dependent Claim
108 words
A PROCESS OF MAKING A SEMICONDUCTOR DEVICE COMPRISING AT LEAST PARTLY EMBEDDING AN ELECTRODE MATERIAL AND A PLATE OF MONOCRYSTALLINE SEMICONDUCTOR MATERIAL IN CONTIGUOUS RELATION IN A COMMINUTED MATERIAL COMPACTED AT LEAST PARTLY THEREABOUT AND APPLYING HEAT SUFFICIENT TO ALLOY THE ELECTRODE MATERIAL TO THE SEMICONDUCOR, THE COMMINUTED MATERIAL BEING ONE WHICH DOES NOT REACT WITH THE ELECTRODE MATERIAL AND THE SEMICONDUCTOR MATERIAL AND DOES NOT MELT IN THE PROCESS, THE SAID HEATING BEING TO A TEMPERATURE BELOW THE MELTING POINT OF THE SEMICONDUCTOR, THE COMMINUTED MATERIAL BEING UNDER COMPACTING PRESSURE, DURING SAID HEATING, AT LEAST SUFFICIENT TO IMMOBILIZE THE ELECTRODE AND PLATE WITH RESPECT TO EACH OTHER.
References Cited (Backward Citations)
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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) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |