US2561033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Headlight
Assignee: Individual
•
Filing: 1950-12-02
•
Granted: 1951-07-17
•
Expires: 1970-12-02
Abstract
No abstract record available.
Inventors
- 👤 Odds Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 00:59
CPC Classifications
F; F21; F21V; F21V5/00; F21S; F21S41/00; F21S41/10; F21S41/14; F21S41/17; F21S41/173; H; H01; H01K; H01K7/00; H01K7/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2456166A
Cited
US2488751A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |