US3328166A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing shaped thin articles from metal powder
Assignee: METALS INNOVATIONS Inc
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Filing: 1964-10-27
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Granted: 1967-06-27
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Expires: 1984-10-27
Abstract
No abstract record available.
Inventors
- 👤 Maurice D Ayers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:38
CPC Classifications
B; B22; B22F; B22F3/00; B22F3/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
THE CONTINUOUS PROCESS FOR PRODUCING SHEET METAL ARTICLES FROM METAL POWDER WHICH COMPRISES FEEDING TO COMPACTING ROLLERS A POWDERED METAL AND COMPACTING THE POWDER TO FORM A GREEN SHEET WHICH IS COHERENT BUT WHICH CAN BE REPOWDERED, CUTTING FROM THE GREEN SHEET ARTICLES OF A DESIRED SHAPE FOR FURTHER PROCESSING LEAVING PART OF THE SHEET AS EXCESS MATERIAL, SEPARATING THIS MATERIAL AND MECHANICALLY REDUCING IT TO POWDER, RETURNING THE REDUCED POWDER TO THE PROCESS FOR FORMING MORE GREEN SHEET, AND PASSING THE ARTICLES TO A HEATING OPERATION.
Claim 2
Dependent Claim
87 words
THE CONTINUOUS PROCESS FOR PRODUCING SHEET METAL ARTICLES FROM METAL POWDER WHICH COMPRISES FEEDING TO COMPACTING ROLLERS A POWDERED METAL AND COMPACTING THE POWDER TO FORM A GREEN SHEET WHICH IS COHERENT BUT WHICH CAN BE REPOWDERED, CUTTING FROM THE GREEN SHEET ARTICLES OF A DESIRED SHAPE FOR FURTHER PROCESSING LEAVING PART OF THE SHEET AS EXCESS MATERIAL, SEPARATING THIS MATERIAL AND MECHANICALLY REDUCING IT TO POWDER, RETURNING THE REDUCED POWDER TO THE PROCESS FOR FORMING MORE GREEN SHEET, AND PASSING THE ARTICLES TO A HEATING OPERATION.
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) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |