Patent US1473400A successfully refreshed from Google Patents.
US1473400A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Headlight construction
Assignee: DUNN ACCESSORIES Co
•
Filing: 1921-10-03
•
Granted: 1923-11-06
•
Expires: 1941-10-03
Abstract
No abstract record available.
Inventors
- 👤 Henry F Dunn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:22
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/02; B60Q1/04; B60Q1/0483; F; F21; F21S; F21S41/00; F21S41/10; F21S41/19; F21S41/194
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1926-11-05 | 1927-05-07 | 1927-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-11-05 | 1931-05-07 | 1931-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-11-05 | 1935-05-07 | 1935-11-06 | $7700.00 | Window Closed / Lapsed |