US3279039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing semiconductor mounts
Assignee: Luvata Ohio Inc
•
Filing: 1963-09-23
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Granted: 1966-10-18
•
Expires: 1983-09-23
Abstract
No abstract record available.
Inventors
- 👤 Paul W Nippert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:04
CPC Classifications
H; H10; H10W; H10W72/00; H10W72/30; C; C22; C22C; C22C9/00; C22F; C22F1/00; C22F1/02; C22F1/08; C22F1/10; H01; H01B; H01B1/00; H01B1/02; H01B1/026; H10W70/00; H10W70/01; H10W70/02; H10W72/20; H10W72/071; H10W72/073; H10W72/07331; H10W72/07336
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
THE STEPS IN THE METHOD OF FORMING AN ANNEALED ELECTRICAL CONDUCTOR ASSEMBLY INCLUDING AN ALLOY OF ZIRCONIUM COPPER AND A METAL ELEMENT BRAZED THEREON AND WHICH ALLOY IS PARTIALLY AGED DURING THE COOLING PERIOD AFTER ANNEALING AND WHICH IS ADAPTED TO BE COLD WORKED AND THEREBY WORK HARDENED WITHOUT THE ADDITIONAL STEP OF QUENCHING OR AGE HARDENING, WHICH STEPS CONSIST IN FORMING A WORK PIECE FROM AN ALLOY OF ABOUT .01 TO ABOUT .15 PERCENT ZIRCONIUM AND THE BALANCE REFINED COPPER HAVING AN ELECTRICAL CONDUCITIVY EQUAL TO THAT OF ELECTROLYTICALLY REFINED COPPER; POSITIONING A BLANK OF FUSIBLE BRAZING MATERIAL ON SAID WORK PIECE; POSITIONING A METAL ELEMENT ON SAID BLANK OF FUSING MATERIAL TO FORM A CONDUCTOR
Claim 2
Dependent Claim
117 words
THE STEPS IN THE METHOD OF FORMING AN ANNEALED ELECTRICAL CONDUCTOR ASSEMBLY INCLUDING AN ALLOY OF ZIRCONIUM COPPER AND A METAL ELEMENT BRAZED THEREON AND WHICH ALLOY IS PARTIALLY AGED DURING THE COOLING PERIOD AFTER ANNEALING AND WHICH IS ADAPTED TO BE COLD WORKED AND THEREBY WORK HARDENED WITHOUT THE ADDITIONAL STEP OF QUENCHING OR AGE HARDENING, WHICH STEPS CONSIST IN FORMING A WORK PIECE FROM AN ALLOY OF ABOUT .01 TO ABOUT .15 PERCENT ZIRCONIUM AND THE BALANCE REFINED COPPER HAVING AN ELECTRICAL CONDUCITIVY EQUAL TO THAT OF ELECTROLYTICALLY REFINED COPPER; POSITIONING A BLANK OF FUSIBLE BRAZING MATERIAL ON SAID WORK PIECE; POSITIONING A METAL ELEMENT ON SAID BLANK OF FUSING MATERIAL TO FORM A CONDUCTOR
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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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |