US2463088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile signal
Assignee: Individual
•
Filing: 1947-09-06
•
Granted: 1949-03-01
•
Expires: 1967-09-06
Abstract
No abstract record available.
Inventors
- 👤 Robert S Coombs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:35
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/26; B60Q1/50; B60Q1/54; B60Q1/44; B60Q1/444; Y; Y10; Y10S; Y10S74/00; Y10S74/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1469337A
Cited
US1719394A
Cited
US1919206A
Cited
US1956056A
Cited
US2096069A
Cited
US2128769A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-29 | 1952-08-30 | 1953-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-29 | 1956-08-30 | 1957-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-29 | 1960-08-30 | 1961-03-01 | $7700.00 | Window Closed / Lapsed |