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US2864068A
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US
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Adaptor for interconnecting electrical elements while providing exposed contacts
Assignee: EARL H KROHN
•
Filing: 1954-03-23
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Granted: 1958-12-09
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Expires: 1974-03-23
Abstract
No abstract record available.
Inventors
- 👤 Roth Julius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:55
CPC Classifications
H; H01; H01R; H01R33/00; H01R33/74; H01R33/76; H01R33/7664
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB228735A
Cited
US1991914A
Cited
US2318484A
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US2319564A
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US2401430A
Cited
US2448452A
Cited
US2578288A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |