Patent US2497551A successfully refreshed from Google Patents.
US2497551A
Expired / Lapsed
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Composition for introducing zirconium and beryllium solubly into magnesium
Assignee: Magnesium Elektron Ltd
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Filing: 1948-08-11
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Granted: 1950-02-14
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Expires: 1968-08-11
Abstract
No abstract record available.
Inventors
- 👤 Jessup Alfred Claude
- 👤 Works Clifton Junction
- 👤 Wilson Joseph Beattie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:03
CPC Classifications
C; C22; C22C; C22C1/00; C22C1/02; C22B; C22B5/00; C22B5/02; C22B5/04; C22B5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A COMPOSITION CAPABLE OF INTRODUCING ZIRCONIUM AND BERYLLIUM SOLUBLY INTO MAGNESIUM, CONSISTING OF AT LEAST ONE ZIRCONIUM HALIDE, AT LEAST ONE BERYLLIUM HALIDE, AT LEAST ONE SALT SELECTED FROM THE GROUP CONSISTING OF THE CHLORIDES AND FLUORIDES OF METALS OF THE GROUP CONSISTING OF THE ALKALI AND ALKALINE EARTH METALS INCLUDING MAGNESIUM, THE TOTAL ZIRCONIUM CALCULATED AS METAL BEING AT LEAST THREE PER CENT, AND THE RATIO OF ZIRCONIUM TO BERYLLIUM BEING BETWEEN 50 AND 500 TO 1.
Claim 2
Dependent Claim
78 words
A COMPOSITION CAPABLE OF INTRODUCING ZIRCONIUM AND BERYLLIUM SOLUBLY INTO MAGNESIUM, CONSISTING OF AT LEAST ONE ZIRCONIUM HALIDE, AT LEAST ONE BERYLLIUM HALIDE, AT LEAST ONE SALT SELECTED FROM THE GROUP CONSISTING OF THE CHLORIDES AND FLUORIDES OF METALS OF THE GROUP CONSISTING OF THE ALKALI AND ALKALINE EARTH METALS INCLUDING MAGNESIUM, THE TOTAL ZIRCONIUM CALCULATED AS METAL BEING AT LEAST THREE PER CENT, AND THE RATIO OF ZIRCONIUM TO BERYLLIUM BEING BETWEEN 50 AND 500 TO 1.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |