Patent US20040243162A1 successfully refreshed from Google Patents.
US2479924A
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US
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Method of making electrical conductor cables
Assignee: AT&T Inc
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Filing: 1944-04-25
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Granted: 1949-08-23
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Expires: 1964-04-25
Abstract
No abstract record available.
Inventors
- 👤 Gillis Randall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:13
CPC Classifications
H; H01; H01B; H01B7/00; H01B7/17; H01B7/18; H01B7/20; H01B7/202
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US289725A
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US1514292A
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US1233807A
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US2090744A
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US2088446A
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FR839140A
Cited
US2216435A
Cited
US2319744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-22 | 1953-02-21 | 1953-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-22 | 1957-02-21 | 1957-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-22 | 1961-02-21 | 1961-08-23 | $7700.00 | Window Closed / Lapsed |