Patent US1741888A successfully refreshed from Google Patents.
US1741888A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Headlight projector
Assignee: Individual
•
Filing: 1925-06-27
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Granted: 1929-12-31
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Expires: 1945-06-27
Abstract
No abstract record available.
Inventors
- 👤 Transom Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:22
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/02; B60Q1/24; F; F21; F21S; F21S41/00; F21S41/10; F21S41/14; F21S41/17; F21S41/173
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) | 1932-12-30 | 1933-07-01 | 1933-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-12-30 | 1937-07-01 | 1937-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-12-30 | 1941-07-01 | 1941-12-31 | $7700.00 | Window Closed / Lapsed |