US2552061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety electrical outlet
Assignee: McGill Manufacturing Co Inc
•
Filing: 1947-12-17
•
Granted: 1951-05-08
•
Expires: 1967-12-17
Abstract
No abstract record available.
Inventors
- 👤 Popp Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:45
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/44; H01R13/447; H01R13/58; H01R13/595
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1288922A
Cited
US1618939A
Cited
US1837058A
Cited
US1938039A
Cited
FR732287A
Cited
GB434807A
Cited
US2155925A
Cited
US2354224A
Cited
US2477803A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |