Patent US2452610A successfully refreshed from Google Patents.
US2452610A
Expired / Lapsed
US
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Extrusin machine for producing power cables
Assignee: STC PLC
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Filing: 1945-01-01
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Granted: 1948-11-02
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Expires: 1965-01-01
Abstract
No abstract record available.
Inventors
- 👤 Sonnenfeld Hugo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:42
CPC Classifications
H; H01; H01B; H01B13/00; H01B13/06; H01B13/14; B; B29; B29C; B29C48/00; B29C48/03; B29C48/06; B29C48/25; B29C48/30; B29C48/32; B29C48/34; B29C48/36; B29C48/50; B29C48/695; B29C48/70; B29C48/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1266006A
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US1845249A
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US1881917A
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US1993349A
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US2149002A
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US2131173A
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US2149772A
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US2191829A
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US2258025A
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US2286922A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-02 | 1952-05-03 | 1952-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-02 | 1956-05-03 | 1956-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-02 | 1960-05-03 | 1960-11-02 | $7700.00 | Window Closed / Lapsed |