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Patent US2641744A successfully refreshed from Google Patents.
US2641744A
Expired / Lapsed
US
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Coupling device for relatively rotatable coaxial cables
Assignee: Individual
•
Filing: 1945-05-11
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Granted: 1953-06-09
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Expires: 1965-05-11
Abstract
No abstract record available.
Inventors
- 👤 Packh David C De
- 👤 Jr James E Pugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:19
CPC Classifications
H; H01; H01R; H01R39/00; H01R39/64
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1070307A
Cited
US1176554A
Cited
US2332529A
Cited
US2395861A
Cited
US2345019A
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US2452168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |