US2619176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bloom cutting machine
Assignee: United States Steel Corp
•
Filing: 1947-06-06
•
Granted: 1952-11-25
•
Expires: 1967-06-06
Abstract
No abstract record available.
Inventors
- 👤 Axel B Pearson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:30
CPC Classifications
B; B23; B23D; B23D23/00; Y; Y10; Y10T; Y10T82/00; Y10T82/16; Y10T82/16426; Y10T82/16591; Y10T82/16622; Y10T82/16655; Y10T82/16704; Y10T82/16951
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1002690A
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US1278857A
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US1258663A
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US1549429A
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US1698251A
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US1801038A
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US1925498A
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US1922426A
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US2109786A
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US2064017A
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US2365902A
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US2446198A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-25 | 1956-05-26 | 1956-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-25 | 1960-05-26 | 1960-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-25 | 1964-05-26 | 1964-11-25 | $7700.00 | Window Closed / Lapsed |