US2208697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curb clearance signal device for automobiles
Assignee: Individual
•
Filing: 1938-11-14
•
Granted: 1940-07-23
•
Expires: 1958-11-14
Abstract
No abstract record available.
Inventors
- 👤 Jim E Kernodle
- 👤 Beach Manhattan
- 👤 Jesse L Grisham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:11
CPC Classifications
B; B60; B60Q; B60Q9/00; B60Q9/002; B60Q9/003; H; H01; H01H; H01H1/00; H01H1/12; H01H1/14; H01H1/24; H01H1/242
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) | 1943-07-23 | 1944-01-22 | 1944-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-07-23 | 1948-01-22 | 1948-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-07-23 | 1952-01-22 | 1952-07-23 | $7700.00 | Window Closed / Lapsed |