Patent US3558369A successfully refreshed from Google Patents.
US3558369A
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Method of treating variable transition temperature alloys
Assignee: United States Department of the Navy
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Filing: 1969-06-12
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Granted: 1971-01-26
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Expires: 1989-06-12
Abstract
Abstract METAL ALLOYS OF THE FORMULA TINIXCO1-X, TICOXFE1-X, WHEREIN X IS AN INTEGER FROM 0 TO 1 UNDERGO MARTENSITIC TRANSITIONS OVER A VERY WIDE TEMPERATURE RANGE FROM LESS THAN 4*K. TO 1000*K. THE METAL ALLOYS ARE WORKED AND HEAT TREATED TO EFFECT A REVERSION BACK TO AN ORIGINAL CONFIGURATION AS THE RESULT OF THE MARTENSITIC TRANSITION OF THE ALLOYS DUE TO THE HEAT TREATMENT.
Inventors
- 👤 Frederick E Wang
- 👤 William J Buehler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:25
CPC Classifications
C; C22; C22C; C22C19/00; C22C19/007; C22F; C22F1/00; C22F1/006; F; F03; F03G; F03G7/00; F03G7/06; F03G7/061; F03G7/0614; F03G7/06143; F03G7/0615; F03G7/0616; Y; Y10; Y10S; Y10S420/00; Y10S420/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |