Patent US2811574A successfully refreshed from Google Patents.
US2811574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable electric floor receptacle
Assignee: Individual
•
Filing: 1953-06-03
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Granted: 1957-10-29
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Expires: 1973-06-03
Abstract
No abstract record available.
Inventors
- 👤 John J Guerrero
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:58
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/08; H02G3/18; H02G3/185
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US380308A
Cited
US681416A
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US1023246A
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US1136929A
Cited
US1254641A
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US1693682A
Cited
GB358148A
Cited
US2196842A
Cited
US2445244A
Cited
US2623917A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-28 | 1961-04-29 | 1961-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-28 | 1965-04-29 | 1965-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-28 | 1969-04-29 | 1969-10-29 | $7700.00 | Window Closed / Lapsed |