US2498643A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical receptacle
Assignee: Bell Electric Co
•
Filing: 1946-03-27
•
Granted: 1950-02-28
•
Expires: 1966-03-27
Abstract
No abstract record available.
Inventors
- 👤 Frank G Bellek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:20
CPC Classifications
H; H01; H01R; H01R25/00; H01R25/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1060011A
Cited
US1233197A
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US1726745A
Cited
US1719363A
Cited
US1989693A
Cited
US2031453A
Cited
US2058745A
Cited
US2215316A
Cited
US2326538A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-27 | 1953-08-29 | 1954-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-27 | 1957-08-29 | 1958-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-27 | 1961-08-29 | 1962-02-28 | $7700.00 | Window Closed / Lapsed |