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Patent US3196830A successfully refreshed from Google Patents.
US3196830A
Expired / Lapsed
US
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Capillary applicator for semiconductor alloying apparatus
Assignee: Sprague Electric Co
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Filing: 1962-05-18
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Granted: 1965-07-27
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Expires: 1982-05-18
Abstract
No abstract record available.
Inventors
- 👤 Lehovec Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:32
CPC Classifications
H; H10; H10P; H10P95/00; H10P95/50; C; C22; C22F; C22F3/00; C30; C30B; C30B31/00; C30B31/04; H10D; H10D62/00; H10D62/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
IN AN APPARATUS FOR PRODUCING AN ALLOY JUNCTION IN A SEMICONDUCTOR BODY, THE IMPROVEMENT COMPRISING MEANS TO METER A CONTROLLED AMOUNT OF LIQUID ALLOYING MATERIAL FROM A LIQUID COLUMN THAT IS IN CONTACT WITH A SEMICONDUCTOR BODY, SAID MEANS INCLUDING A CAPILLARY THROUGH WHICH SAID LIQUID COLUMN PASSES TO SAID SEMICONDUCTOR BODY, BREAK-OFF MEANS HAVING A SMALL RADIUS OF CURVATURE IN SAID CAPILLARY WHEREBY A HIGH SURFACE TENSION IS OBTAINED TO PROMOTE BREAKING OF THE LIQUID COLUMN WITHIN SAID CAPILARY.
Claim 2
Dependent Claim
80 words
IN AN APPARATUS FOR PRODUCING AN ALLOY JUNCTION IN A SEMICONDUCTOR BODY, THE IMPROVEMENT COMPRISING MEANS TO METER A CONTROLLED AMOUNT OF LIQUID ALLOYING MATERIAL FROM A LIQUID COLUMN THAT IS IN CONTACT WITH A SEMICONDUCTOR BODY, SAID MEANS INCLUDING A CAPILLARY THROUGH WHICH SAID LIQUID COLUMN PASSES TO SAID SEMICONDUCTOR BODY, BREAK-OFF MEANS HAVING A SMALL RADIUS OF CURVATURE IN SAID CAPILLARY WHEREBY A HIGH SURFACE TENSION IS OBTAINED TO PROMOTE BREAKING OF THE LIQUID COLUMN WITHIN SAID CAPILARY.
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) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |