Patent US2859423A successfully refreshed from Google Patents.
US2859423A
Expired / Lapsed
US
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Electrical connector for twin lead-in line
Assignee: Individual
•
Filing: 1954-04-06
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Granted: 1958-11-04
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Expires: 1974-04-06
Abstract
No abstract record available.
Inventors
- 👤 Hyman Abraham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:10
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/24; H01R4/2475
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1303383A
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US1093477A
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US1728534A
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US2291468A
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US2584476A
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US2654857A
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US2666908A
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US2742549A
Cited
US2728896A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |