US2797397A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tube socket for printed circuits
Assignee: Cinch Manufacturing Corp
•
Filing: 1953-09-02
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Granted: 1957-06-25
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Expires: 1973-09-02
Abstract
No abstract record available.
Inventors
- 👤 Wilford C Macfadden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:40
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/648; H01R13/658; H01R13/6591; H01R13/6597; H01R33/00; H01R33/74; H01R33/76; H01R33/7607; H01R33/7635; H01R33/7642
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2259739A
Cited
US2259738A
Cited
US2505163A
Cited
US2616994A
Cited
GB693918A
Cited
GB711016A
Cited
US2742627A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-24 | 1960-12-24 | 1961-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-24 | 1964-12-24 | 1965-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-24 | 1968-12-24 | 1969-06-25 | $7700.00 | Window Closed / Lapsed |