US2575820A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Illuminated cover plate for electrical outlets
Assignee: FUSE INDICATOR CORP
•
Filing: 1944-10-10
•
Granted: 1951-11-20
•
Expires: 1964-10-10
Abstract
No abstract record available.
Inventors
- 👤 William C Linton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:28
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/16; H01H9/161
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1631678A
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US1931310A
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US1991111A
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US2015698A
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US2134695A
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US2179199A
Cited
US2193740A
Cited
US2343598A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-19 | 1955-05-21 | 1955-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-19 | 1959-05-21 | 1959-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-19 | 1963-05-21 | 1963-11-20 | $7700.00 | Window Closed / Lapsed |