Patent DE878395C successfully refreshed from Google Patents.
US1906193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal device
Assignee: Individual
•
Filing: 1930-03-13
•
Granted: 1933-04-25
•
Expires: 1950-03-13
Abstract
No abstract record available.
Inventors
- 👤 Vincent V Vitale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:15
CPC Classifications
F; F21; F21L; F21L4/00; F21L4/06; F21V; F21V23/00; F21V23/04; F21V23/0414; G; G08; G08B; G08B5/00; G08B5/22; G08B5/36; F21W; F21W2111/00; Y; Y10; Y10S; Y10S200/00; Y10S200/02
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) | 1936-04-24 | 1936-10-24 | 1937-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-04-24 | 1940-10-24 | 1941-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-04-24 | 1944-10-24 | 1945-04-25 | $7700.00 | Window Closed / Lapsed |