US2983034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal graphite compacts
Assignee: Ford Motor Co
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Filing: 1959-11-25
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Granted: 1961-05-09
•
Expires: 1979-11-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Michael Humenik
- 👤 Roy L Van Alsten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:31
CPC Classifications
C; C22; C22C; C22C32/00; C22C32/0084
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A SINTERED METAL BONDED COMPOSITION CONTAINING AS ESSENTIAL INGREDIENTS A SUBSTANCE SELECTED FROM THE GROUP OF SUBSTANCES CONSISTING OF GRAPHITE AND DIAMOND AND BETWEEN TEN AND SEVENTY PERCENT BY VOLUME METAL SELECTED FROM THE GROUP OF METALS CONSISTING OF IRON, COBALT, NICKEL, COPPER, SILVER AND ALUMINUM, AND A SMALL BUT EFFECTIVE ADDITION OF AT LEAST ONE METAL SELECTED FROM THE
Claim 2
Dependent Claim
60 words
A SINTERED METAL BONDED COMPOSITION CONTAINING AS ESSENTIAL INGREDIENTS A SUBSTANCE SELECTED FROM THE GROUP OF SUBSTANCES CONSISTING OF GRAPHITE AND DIAMOND AND BETWEEN TEN AND SEVENTY PERCENT BY VOLUME METAL SELECTED FROM THE GROUP OF METALS CONSISTING OF IRON, COBALT, NICKEL, COPPER, SILVER AND ALUMINUM, AND A SMALL BUT EFFECTIVE ADDITION OF AT LEAST ONE METAL SELECTED FROM THE
References Cited (Backward Citations)
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Cited
US1636763A
Cited
GB172693A
Cited
US1775358A
Cited
GB465936A
Cited
US2191936A
Cited
US2416830A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-08 | 1964-11-07 | 1965-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-08 | 1968-11-07 | 1969-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-08 | 1972-11-07 | 1973-05-09 | $7700.00 | Window Closed / Lapsed |