US2223992A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle detection device
Assignee: Individual
•
Filing: 1938-11-10
•
Granted: 1940-12-03
•
Expires: 1958-11-10
Abstract
No abstract record available.
Inventors
- 👤 Paul P Horni
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:02
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/01; G08G1/042; B; B61; B61L; B61L13/00; B61L13/04; B61L13/047
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) | 1943-12-03 | 1944-06-03 | 1944-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-12-03 | 1948-06-03 | 1948-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-12-03 | 1952-06-03 | 1952-12-03 | $7700.00 | Window Closed / Lapsed |