US2934591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety cover for electrical outlet fixture
Assignee: Individual
•
Filing: 1957-07-22
•
Granted: 1960-04-26
•
Expires: 1977-07-22
Abstract
No abstract record available.
Inventors
- 👤 Veikko V Tiikkainen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:09
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/44; H01R13/447; H01R13/453; H01R13/4532
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US900773A
Cited
US944605A
Cited
GB406511A
Cited
US2099117A
Cited
US2239653A
Cited
US2319145A
Cited
US2510745A
Cited
GB615013A
Cited
US2744243A
Cited
US2816680A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |