Patent US3290145A successfully refreshed from Google Patents.
US3290145A
Expired / Lapsed
US
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Method of producing multitextural flat stock
Assignee: Reynolds Metals Co
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Filing: 1964-06-17
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Granted: 1966-12-06
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Expires: 1984-06-17
Abstract
No abstract record available.
Inventors
- 👤 Daugherty T Stevens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:20
CPC Classifications
C; C22; C22C; C22C1/00; C22C1/10; C22C1/1084; B; B22; B22F; B22F3/00; B22F3/18; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/929
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
THE METHOD OF PRODUCING SELF-SUPPORTING FLAT STOCK WHICH COMPRISES PREPARING A PARTICULATE MIXTURE OF AT LEAST TWO DIFFERENT MATERIAL, INCLUDING PARTICLES OF ALUMINOUS METAL SUBSTANTIALLY ALL OF WHICH ARE COARSER THAN 200 MESH SIZE, PREHEATING THE PARTICLES TO A TEMPERATURE IN THE RANGE FROM ABOUT 450*F. TO THE INCIPIENT MELTING POINT THEREOF, SAID PARTICLES BEING IN FREE-FLOWING ING CONDITION AT THE PREHEAT TEMPERATURE, AND ROLLING THE PREHEATED MIXTURE UNDER PRESSURE BETWEEN A PAIR OF ROLLS TO FORM SAID FLAT STOCK.
Claim 2
Independent Claim
80 words
THE METHOD OF PRODUCING SELF-SUPPORTING FLAT STOCK WHICH COMPRISES PREPARING A PARTICULATE MIXTURE OF AT LEAST TWO DIFFERENT MATERIAL, INCLUDING PARTICLES OF ALUMINOUS METAL SUBSTANTIALLY ALL OF WHICH ARE COARSER THAN 200 MESH SIZE, PREHEATING THE PARTICLES TO A TEMPERATURE IN THE RANGE FROM ABOUT 450*F. TO THE INCIPIENT MELTING POINT THEREOF, SAID PARTICLES BEING IN FREE-FLOWING ING CONDITION AT THE PREHEAT TEMPERATURE, AND ROLLING THE PREHEATED MIXTURE UNDER PRESSURE BETWEEN A PAIR OF ROLLS TO FORM SAID FLAT STOCK.
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) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |