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Patent US2637802A successfully refreshed from Google Patents.
US2637802A
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US
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Lamp socket for instrument panel lighting
Assignee: Individual
•
Filing: 1949-02-04
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Granted: 1953-05-05
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Expires: 1969-02-04
Abstract
No abstract record available.
Inventors
- 👤 John M Roper
- 👤 Thomas O Twist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:19
CPC Classifications
G; G01; G01D; G01D11/00; G01D11/28; B; B64; B64D; B64D43/00; H; H01; H01R; H01R33/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1180658A
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FR553524A
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US1739954A
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US1756070A
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US2022175A
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US2130367A
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US2187551A
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US2207117A
Cited
US2262920A
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US2518726A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-04 | 1956-11-03 | 1957-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-04 | 1960-11-03 | 1961-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-04 | 1964-11-03 | 1965-05-05 | $7700.00 | Window Closed / Lapsed |