Patent US2443974A successfully refreshed from Google Patents.
US2443974A
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US
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Insulated electrical cable
Assignee: General Cable Corp
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Filing: 1944-11-02
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Granted: 1948-06-22
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Expires: 1964-11-02
Abstract
No abstract record available.
Inventors
- 👤 Ralph W Atkinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:28
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/20; H01B3/22; H01B7/00; H01B7/17; H01B7/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2224349A
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US2165372A
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US2216253A
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US2165373A
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US2220307A
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US2274031A
Cited
US2278445A
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US2320313A
Cited
US2219867A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-22 | 1951-12-22 | 1952-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-22 | 1955-12-22 | 1956-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-22 | 1959-12-22 | 1960-06-22 | $7700.00 | Window Closed / Lapsed |