Patent US3353934A successfully refreshed from Google Patents.
US3353934A
Expired / Lapsed
US
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Composite-ingot
Assignee: Reynolds Metals Co
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Filing: 1964-12-07
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Granted: 1967-11-21
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Expires: 1984-12-07
Abstract
No abstract record available.
Inventors
- 👤 Grover C Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:57
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/007; B22D7/00; B22D7/02; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12306; Y10T428/12493; Y10T428/12639; Y10T428/12736; Y10T428/12764
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
75 words
A COMPOSITE METAL INGOT HAVING AS-CAST STRUCTURE HROUGHOUT AND ADAPTED FOR SUBSEQUENT PROCESSING BY CONVENTIONAL MILL PRACTICES, COMPRISING A PLURALITY OF SUBSTANTIALLY PARALLEL LENGTHWISE COMPONENTS, AT LEAST ONE OF SAID COMPONENTS HAVING A COMPOSITION OF ALUMINOUS METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM AND ALLOYS THEREOF, AND A COMPONENT ADJACENT TO THE ALUMINOUS METAL COMPONENT HAVING A COMPOSITION OF METAL WHICH IS CAPABLE OF ALLOYING WITH SAID ALUMINOUS METAL, SAID ADJACENT COMPONENTS BEING METALLURGICALLY
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) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |