US3147110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Die-expressed article of aluminum-base alloy and method of making
Assignee: Dow Chemical Co
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Filing: 1961-11-27
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Granted: 1964-09-01
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Expires: 1981-11-27
Abstract
No abstract record available.
Inventors
- 👤 George S Foerster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:25
CPC Classifications
C; C22; C22C; C22C21/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A DIE-EXPRESSED ARTICLE OF ALUMINUM-BASE ALLOY COMPRISING AT LEAST ABOUT 70% ALLUMINUM AND FROM 0.5 TO 20% BY VOLUME OF PARTICLES OF SOLID INSOLUBLE INTERMETALLIC COMPOUND INTIMATELY AND UNIFROMLY DISPERSED THROUGHOUT SAID DIE-EXPRESSED ARTICLE, SAID SOLID INSOLUBLE INTERMETALLIC COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF AUAL2, BAAL4, CEAL4, PDAL3, PTAL3, SBAL, SE3AL2, SRAL4, TE3AL2, THAL3, UAL4, AND MIXTURES THEREOF AND SAID PARTICLES HAVING A MAXIMUM DIAMETER OF ABOUT .0001 INCH.
Claim 2
Dependent Claim
71 words
A DIE-EXPRESSED ARTICLE OF ALUMINUM-BASE ALLOY COMPRISING AT LEAST ABOUT 70% ALLUMINUM AND FROM 0.5 TO 20% BY VOLUME OF PARTICLES OF SOLID INSOLUBLE INTERMETALLIC COMPOUND INTIMATELY AND UNIFROMLY DISPERSED THROUGHOUT SAID DIE-EXPRESSED ARTICLE, SAID SOLID INSOLUBLE INTERMETALLIC COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF AUAL2, BAAL4, CEAL4, PDAL3, PTAL3, SBAL, SE3AL2, SRAL4, TE3AL2, THAL3, UAL4, AND MIXTURES THEREOF AND SAID PARTICLES HAVING A MAXIMUM DIAMETER OF ABOUT .0001 INCH.
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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |