Patent US3175893A successfully refreshed from Google Patents.
US3175893A
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Laminate composite material and method of fabrication
Assignee: Clevite Corp
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Filing: 1959-02-02
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Granted: 1965-03-30
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Expires: 1979-02-02
Abstract
No abstract record available.
Inventors
- 👤 Paul L Meretsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:02
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/22; B23K20/233; B23K20/2333; B21; B21J; B21J1/00; B21J1/003; H; H10; H10P; H10P95/00; Y; Y10; Y10S; Y10S29/00; Y10S29/032; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/929; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12236; Y10T428/12243; Y10T428/12347; Y10T428/12451; Y10T428/12493; Y10T428/12528; Y10T428/12639; Y10T428/12681; Y10T428/12736
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
74 words
A LAMINATE COMPOSITE MATERIAL FOR FABRICATION OF SEMICONDUCTOR DEVICES COMPRISING: SUPERPOSED FIRST, SECOND AND THIRD STRATA OF METAL, THE INTERMEDIATE ONE OF SAID STRATA CONTAINING A PLURALITY OF SUBSTANTIALLY UNIFORMLY DISTRUBUTED PERFORATIONS AND BEING COMPOSED OF ALUMINUM, SAID OTHER STRATA BEING COMPOSED OF INDIUMGALLIUM ALLOY AND HAVING RESPECTIVE PORTIONS FILLING THE PERFORATIONS IN SAID INTERMEDIATE STRATUM AND LATERALLY EXPANDED THEREIN BY APPLICATION OF PRESSURE TO THE SUPERPOSED STRATA TO THEREBY BOND SAID STRATA TOGETHER.
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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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |