Patent US2577240A successfully refreshed from Google Patents.
US2956304A
Expired / Lapsed
US
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Apparatus for atomizing molten metal
Assignee: Vanadium Alloys Steel Co
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Filing: 1956-12-06
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Granted: 1960-10-18
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Expires: 1976-12-06
Abstract
No abstract record available.
Inventors
- 👤 William L Batten
- 👤 George A Roberts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:53
CPC Classifications
B; B22; B22F; B22F9/00; B22F9/02; B22F9/06; B22F9/08; B22F9/082
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA461125A
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US777388A
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US982964A
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US1404142A
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US2159433A
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US2245549A
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US2470569A
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US2636219A
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US2810157A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-18 | 1964-04-18 | 1964-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-18 | 1968-04-18 | 1968-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-18 | 1972-04-18 | 1972-10-18 | $7700.00 | Window Closed / Lapsed |