US3120698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Powdered metal compositions and method
Assignee: Vibrantz Corp
•
Filing: 1960-09-15
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Granted: 1964-02-11
•
Expires: 1980-09-15
Abstract
No abstract record available.
Inventors
- 👤 Elliott Stanley Bennett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:07
CPC Classifications
C; C22; C22C; C22C33/00; C22C33/02; C22C33/0257; C22C33/0264; C22C33/0271
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A SINTERED POWDERED IRON COMPOSITION CONSISTING ESSENTIALLY OF ABOUT 100 PARTS BY WEIGHT OF IRON, ABOUT 0.5 TO 5 PARTS BY WEIGHT OF GRAPHITE, AND ABOUT 0.1 TO 5 PARTS BY WEIGHT OF AN ORGANIC COMPOUND CONTAINING AN ELEMENT OF THE GROUP CONSISTING OF PHOSPHORUS HAVING A VALENCE OF 3, AND SULFUR HAVING A VALENCE OF 2.
Claim 2
Dependent Claim
57 words
A SINTERED POWDERED IRON COMPOSITION CONSISTING ESSENTIALLY OF ABOUT 100 PARTS BY WEIGHT OF IRON, ABOUT 0.5 TO 5 PARTS BY WEIGHT OF GRAPHITE, AND ABOUT 0.1 TO 5 PARTS BY WEIGHT OF AN ORGANIC COMPOUND CONTAINING AN ELEMENT OF THE GROUP CONSISTING OF PHOSPHORUS HAVING A VALENCE OF 3, AND SULFUR HAVING A VALENCE OF 2.
References Cited (Backward Citations)
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Cited
GB808163A
Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-10 | 1967-08-12 | 1968-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-10 | 1971-08-12 | 1972-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-10 | 1975-08-12 | 1976-02-11 | $7700.00 | Window Closed / Lapsed |