US3333950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal composition for powder metallurgy moldings and method for production
Assignee: Engelhard Industries Inc
•
Filing: 1964-10-06
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Granted: 1967-08-01
•
Expires: 1984-10-06
Abstract
No abstract record available.
Inventors
- 👤 James S Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:43
CPC Classifications
B; B22; B22F; B22F9/00; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2982; Y10T428/2991
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
AN ALUMINUM-COPPER POWDER MIXTURE CONSISTING OF SUBSTANTIALLY SPHERICAL ALUMINUM POWDER AND COPPER IN THE FORM OF FLAKES SUCH THAT BOTH POWDERS HAVE SUBSTANTIALLY CORRESPONDING APPARENT DENSITIES.
Claim 2
Dependent Claim
26 words
AN ALUMINUM-COPPER POWDER MIXTURE CONSISTING OF SUBSTANTIALLY SPHERICAL ALUMINUM POWDER AND COPPER IN THE FORM OF FLAKES SUCH THAT BOTH POWDERS HAVE SUBSTANTIALLY CORRESPONDING APPARENT DENSITIES.
References Cited (Backward Citations)
US2381022A
Cited
US3196007A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |