Patent US2221054A successfully refreshed from Google Patents.
US2221054A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile headlighting
Assignee: Individual
•
Filing: 1938-06-09
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Granted: 1940-11-12
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Expires: 1958-06-09
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Luker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:10
CPC Classifications
F; F21; F21V; F21V7/00; F21V7/04; F21V7/09; F21S; F21S41/00; F21S41/30; F21S41/32
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) | 1943-11-12 | 1944-05-13 | 1944-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-11-12 | 1948-05-13 | 1948-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-11-12 | 1952-05-13 | 1952-11-12 | $7700.00 | Window Closed / Lapsed |