US3422529A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a superconductive joint
Assignee: Boeing North American Inc
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Filing: 1963-12-09
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Granted: 1969-01-21
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Expires: 1983-12-09
Abstract
No abstract record available.
Inventors
- 👤 James M Nuding
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:10
CPC Classifications
H; H01; H01F; H01F6/00; H01F6/06; H01F6/065; H01R; H01R4/00; H01R4/10; H01R4/18; H01R4/20; H01R4/58; H01R4/68; H10; H10N; H10N60/00; H10N60/80; Y; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/917; Y10S505/925; Y10S505/926; Y10S505/928; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49014; Y10T29/49826; Y10T29/49908; Y10T29/49925; Y10T29/49927; Y10T29/49929; Y10T29/49931
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A METHOD OF FORMING A SUPERCONDUCTIVE JOINT BETWEEN PIECES OF SUPERCONDUCTIVE WIERE, WHICH COMPRISES TWISTING THE ENDS OF SAID WIRE TOGETHER, INSERTING THE RESULTING TWISTED PAIR INTO A SMALL METAL SLEEVE, AND COLD PRESSING THE RESULTING ASSEMBLY AT A PRESSURE APPROXIMATELY EQUAL TO THE TENSILE STRENGTH OF BOTH THE SLEEVE AND SUPERCONDUCTIVE WIRES UNTIL FIRM CONTACT IS MADE BETWEEN THE TWISTS OF WIRE AND THE SLEEVE.
Claim 2
Independent Claim
66 words
A METHOD OF FORMING A SUPERCONDUCTIVE JOINT BETWEEN PIECES OF SUPERCONDUCTIVE WIERE, WHICH COMPRISES TWISTING THE ENDS OF SAID WIRE TOGETHER, INSERTING THE RESULTING TWISTED PAIR INTO A SMALL METAL SLEEVE, AND COLD PRESSING THE RESULTING ASSEMBLY AT A PRESSURE APPROXIMATELY EQUAL TO THE TENSILE STRENGTH OF BOTH THE SLEEVE AND SUPERCONDUCTIVE WIRES UNTIL FIRM CONTACT IS MADE BETWEEN THE TWISTS OF WIRE AND THE SLEEVE.
References Cited (Backward Citations)
US584299A
Cited
US3200368A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |