US2933305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making flattened elongate metallic bodies with finished edges from powdered metal
Assignee: Republic Steel Corp
•
Filing: 1957-12-17
•
Granted: 1960-04-19
•
Expires: 1977-12-17
Abstract
No abstract record available.
Inventors
- 👤 William A Reed
- 👤 Roger A Holman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:17
CPC Classifications
B; B22; B22F; B22F3/00; B22F3/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE73616C
Cited
US406944A
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US1206003A
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GB491341A
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US2127515A
Cited
US2711935A
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US2746741A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-19 | 1963-10-19 | 1964-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-19 | 1967-10-19 | 1968-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-19 | 1971-10-19 | 1972-04-19 | $7700.00 | Window Closed / Lapsed |