Patent US2796483A successfully refreshed from Google Patents.
US2796483A
Expired / Lapsed
US
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Automobile headlamp dimmer switch
Assignee: Switches Inc
•
Filing: 1955-06-29
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Granted: 1957-06-18
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Expires: 1975-06-29
Abstract
No abstract record available.
Inventors
- 👤 Walter A Wolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:16
CPC Classifications
B; B60; B60R; B60R16/00; B60R16/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1266420A
Cited
FR544334A
Cited
US1572828A
Cited
US1764958A
Cited
GB265947A
Cited
DE803803C
Cited
US2657287A
Cited
US2675438A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-17 | 1960-12-17 | 1961-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-17 | 1964-12-17 | 1965-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-17 | 1968-12-17 | 1969-06-18 | $7700.00 | Window Closed / Lapsed |