Patent US3201850A successfully refreshed from Google Patents.
US3201850A
Expired / Lapsed
US
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Method for effecting superconductive connections
Assignee: International Business Machines Corp
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Filing: 1962-01-31
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Granted: 1965-08-24
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Expires: 1982-01-31
Abstract
No abstract record available.
Inventors
- 👤 George J Kahan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:05
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/58; H01R4/68; G; G11; G11C; G11C11/00; G11C11/21; G11C11/44; H01R4/02; H01R4/62; H10; H10N; H10N60/00; H10N60/80; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/917; Y10S505/925; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49014
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A METHOD FOR FORMING ELECTRICAL CONNECTIONS BETWEEN METALLIC SURFACES COMPRISING THE STEPS OF SUBJECTING SAID SURFACES TO THE ACTION OF A SOLUTION CONSISTING ESSENTIALLY OF A RESIN, A DILUENT AND AN ACID REACTIVE WITH ANY OXIDE COATING FORMED THEREON TO EXPOSE CLEAN METALLIC SURFACES, SAID CLEAN METALLIC SURFACES CAPABLE OF FOROMING CONDUCTIVE METALLIC BONDS WHEN CONTACTED SO AS TO DEFINE AN ELECTRICAL CONNECTION, AND CONTACTING SAID EXPOSED METALLIC SURFACES TO ESTABLISH AN ELECTRICAL CONNECTION THEREBETWEEN, SAID RESIN HARDENING UPON EVAPORATION OF THE UNREACTED ACID TO FORM A BINDER TO MAINTAIN SAID METALLIC SURFACES IN CONTACT.
Claim 2
Independent Claim
95 words
A METHOD FOR FORMING ELECTRICAL CONNECTIONS BETWEEN METALLIC SURFACES COMPRISING THE STEPS OF SUBJECTING SAID SURFACES TO THE ACTION OF A SOLUTION CONSISTING ESSENTIALLY OF A RESIN, A DILUENT AND AN ACID REACTIVE WITH ANY OXIDE COATING FORMED THEREON TO EXPOSE CLEAN METALLIC SURFACES, SAID CLEAN METALLIC SURFACES CAPABLE OF FOROMING CONDUCTIVE METALLIC BONDS WHEN CONTACTED SO AS TO DEFINE AN ELECTRICAL CONNECTION, AND CONTACTING SAID EXPOSED METALLIC SURFACES TO ESTABLISH AN ELECTRICAL CONNECTION THEREBETWEEN, SAID RESIN HARDENING UPON EVAPORATION OF THE UNREACTED ACID TO FORM A BINDER TO MAINTAIN SAID METALLIC SURFACES IN CONTACT.
References Cited (Backward Citations)
US2632237A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |