US2765449A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric coupling
Assignee: Individual
•
Filing: 1953-09-25
•
Granted: 1956-10-02
•
Expires: 1973-09-25
Abstract
No abstract record available.
Inventors
- 👤 Tuchel Ulrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:34
CPC Classifications
H; H01; H01R; H01R24/00; H01R24/76; H01R24/86; H01R13/00; H01R13/64; H01R2107/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR353176A
Cited
DE487606C
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US2014853A
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US2124207A
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CH216785A
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US2421155A
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US2386177A
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US2387630A
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US2444843A
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US2466370A
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US2556956A
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US2532538A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-02 | 1960-04-02 | 1960-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-02 | 1964-04-02 | 1964-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-02 | 1968-04-02 | 1968-10-02 | $7700.00 | Window Closed / Lapsed |