Patent US2767347A successfully refreshed from Google Patents.
US2767347A
Expired / Lapsed
US
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Automatic headlight dimmer system
Assignee: Motors Liquidation Co
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Filing: 1951-09-27
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Granted: 1956-10-16
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Expires: 1971-09-27
Abstract
No abstract record available.
Inventors
- 👤 Charles W Miller
- 👤 Harold E Todd
- 👤 George W Onksen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:11
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/02; B60Q1/04; B60Q1/14; B60Q1/1415; B60Q1/1423; B60Q2300/00; B60Q2300/05; B60Q2300/052; B60Q2300/40; B60Q2300/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1720352A
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US1994310A
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US2446718A
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US2431394A
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US2476389A
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US2493307A
Cited
US2598420A
Cited
US2558969A
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US2560748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |