Patent US1256362A successfully refreshed from Google Patents.
US1256362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic headlight-dimmer for automobiles.
Assignee: Individual
•
Filing: 1917-03-24
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Granted: 1918-02-12
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Expires: 1937-03-24
Abstract
No abstract record available.
Inventors
- 👤 Victor Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:11
CPC Classifications
H; H05; H05B; H05B39/00; H05B39/04; H05B39/041; H05B39/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1921-02-11 | 1921-08-13 | 1922-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-02-11 | 1925-08-13 | 1926-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-02-11 | 1929-08-13 | 1930-02-12 | $7700.00 | Window Closed / Lapsed |