US2674724A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical connector and vacuum tube socket
Assignee: Individual
•
Filing: 1950-03-24
•
Granted: 1954-04-06
•
Expires: 1970-03-24
Abstract
No abstract record available.
Inventors
- 👤 Just Alex
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:52
CPC Classifications
H; H01; H01R; H01R33/00; H01R33/74; H01R33/76; H01R33/7607; H01R33/7614; H01R33/7621
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2158004A
Cited
US2304808A
Cited
US2462622A
Cited
US2563775A
Cited
US2567829A
Cited
US2550237A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-05 | 1957-10-05 | 1958-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-05 | 1961-10-05 | 1962-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-05 | 1965-10-05 | 1966-04-06 | $7700.00 | Window Closed / Lapsed |