US3091026A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making wire
Assignee: Engelhard Industries Inc
•
Filing: 1958-11-13
•
Granted: 1963-05-28
•
Expires: 1978-11-13
Abstract
No abstract record available.
Inventors
- 👤 James S Hill
- 👤 Blanche O Sivil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:29
CPC Classifications
C; C22; C22F; C22F1/00; C22F1/14; B; B21; B21B; B21B1/00; B21B1/16; B21C; B21C37/00; B21C37/04; B21C37/047; B23; B23K; B23K20/00; B23K20/22; B23K20/233; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49801; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12639; Y10T428/12646; Y10T428/12771; Y10T428/12861; Y10T428/12875
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
THE METHOD OF MAKING ELECTRICALLY CONDUCTIVE GRAIN GROWTH CONTROLLED WIRE FOR USE IN HIGH TEMPERATURE OPERATING DEVICES COMPRISING CHEMICALLY CLEANING NUMEROUS WIRES OF SUBSTANTIALLY THE SAME SIZE AND OF THE SAME SUBSTANTIALLY PURE METAL SELECTED FROM THE CLASS CONSISTING OF PLATINUM, PALLADIUM AND RHODIUM, GROUPING AND SECURING THE WIRES INTO A COMPACT BUNDLE, HEAT TREATING THE BUNDLE AT A TEMPERATURE ABOVE THE RECRYSTALLIZATION TEMPERATURE AND BELOW THE MELTING TEMPERATURE OF THE METAL UNTIL THE WIRES ARE BONDED INTO A ROD REDUCING THE CROSS-SECTION OF THE ROD BY HOT WORKING UNTIL THE ROD IS A SOLID METAL MASS OF SUBSTANTIALLY PURE METAL, AND COLD WORKING THE ROD INTO WIRE.
Claim 2
Independent Claim
108 words
THE METHOD OF MAKING ELECTRICALLY CONDUCTIVE GRAIN GROWTH CONTROLLED WIRE FOR USE IN HIGH TEMPERATURE OPERATING DEVICES COMPRISING CHEMICALLY CLEANING NUMEROUS WIRES OF SUBSTANTIALLY THE SAME SIZE AND OF THE SAME SUBSTANTIALLY PURE METAL SELECTED FROM THE CLASS CONSISTING OF PLATINUM, PALLADIUM AND RHODIUM, GROUPING AND SECURING THE WIRES INTO A COMPACT BUNDLE, HEAT TREATING THE BUNDLE AT A TEMPERATURE ABOVE THE RECRYSTALLIZATION TEMPERATURE AND BELOW THE MELTING TEMPERATURE OF THE METAL UNTIL THE WIRES ARE BONDED INTO A ROD REDUCING THE CROSS-SECTION OF THE ROD BY HOT WORKING UNTIL THE ROD IS A SOLID METAL MASS OF SUBSTANTIALLY PURE METAL, AND COLD WORKING THE ROD INTO WIRE.
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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) | 1966-05-27 | 1966-11-26 | 1967-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-27 | 1970-11-26 | 1971-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-27 | 1974-11-26 | 1975-05-28 | $7700.00 | Window Closed / Lapsed |