US2659133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite alloy
Assignee: Dow Chemical Co
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Filing: 1950-08-16
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Granted: 1953-11-17
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Expires: 1970-08-16
Abstract
No abstract record available.
Inventors
- 👤 Thomas E Leontis
- 👤 Robert S Busk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:59
CPC Classifications
C; C22; C22C; C22C23/00; C22C23/02; C22C1/00; C22C1/04; C22C1/0408
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
130 words
A COMPOSITE METAL BODY CONSISTING OF A PLURALITY OF METALS IN PARTICULATE FORM ONE OF THE METALS BEING A MAGNESIUM-SOLUBLE METAL SELECTED FROM THE GROUP CONSISTING OF SILVER, CERIUM, MANGANESE, LEAD, TIN, AND ZINC IN AMOUNT UP TO 1 PER CENT OF THE WEIGHT OF THE BODY, ANOTHER OF THE METALS BEING ALUMINUM IN AMOUNT BETWEEN 0.1 AND 12 PER CENT, AND THE BALANCE OF THE METALS BEING A MAGNESIUM-BASE ALLOY CONTAINING 0.1 TO 12 PER CNET OF ALUMINUM, UP TO 3 PER CENT ZINC, UP TO 2 PER CENT OF MANGANESE, UP TO 0.5 PER CENT OF CALCIUM, THE BALANCE OF THE MAGNESIUM-BASE ALLOY BEING MAGNESIUM, THE PARTICLES OF EACH OF THE SAID METALS BEING ELONGATED, ORIENTATED IN THE SAME DIRECTION, AND ALL WELDED TOGETHER INTO AN INTEGRAL SOLID.
References Cited (Backward Citations)
US1913133A
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US2332277A
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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) | 1956-11-16 | 1957-05-18 | 1957-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-16 | 1961-05-18 | 1961-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-16 | 1965-05-18 | 1965-11-17 | $7700.00 | Window Closed / Lapsed |