US1933896A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Headlight construction
Assignee: Individual
•
Filing: 1931-06-20
•
Granted: 1933-11-07
•
Expires: 1951-06-20
Abstract
No abstract record available.
Inventors
- 👤 Dennis R Dupuis
- 👤 Monica Santa
- 👤 Elwin W Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:19
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/02; B60Q1/04; B60Q1/14; F; F21; F21S; F21S41/00; F21S41/10; F21S41/14; F21S41/162; F21S41/20; F21S41/25; F21S41/28; F21S41/30; F21S41/32; F21S41/321
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) | 1936-11-06 | 1937-05-08 | 1937-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-11-06 | 1941-05-08 | 1941-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-11-06 | 1945-05-08 | 1945-11-07 | $7700.00 | Window Closed / Lapsed |