US2644146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detachable connector having two-point support
Assignee: FCI USA LLC
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Filing: 1949-09-16
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Granted: 1953-06-30
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Expires: 1969-09-16
Abstract
No abstract record available.
Inventors
- 👤 Henry P Dupre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:25
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/02; H01R13/10; H01R13/11; H01R13/115; H01R11/00; H01R11/11; H01R11/12; H01R11/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-29 | 1956-12-29 | 1957-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-29 | 1960-12-29 | 1961-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-29 | 1964-12-29 | 1965-06-30 | $7700.00 | Window Closed / Lapsed |