US2438196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Headlight and supporting means therefor
Assignee: Individual
•
Filing: 1945-05-11
•
Granted: 1948-03-23
•
Expires: 1965-05-11
Abstract
No abstract record available.
Inventors
- 👤 Lemuel H Washington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:28
CPC Classifications
F; F21; F21V; F21V9/00; F21V9/14; F21S; F21S41/00; F21S41/20; F21S41/28; F21S41/285; F21V9/08; F21V9/12; F24; F24S; F24S50/00; F24S50/20; F21W; F21W2107/00; F21W2107/10; Y; Y02; Y02E; Y02E10/00; Y02E10/40; Y02E10/47
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-03-23 | 1951-09-22 | 1952-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-23 | 1955-09-22 | 1956-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-23 | 1959-09-22 | 1960-03-23 | $7700.00 | Window Closed / Lapsed |