US2683071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Traffic monitoring system
Assignee: Individual
•
Filing: 1949-01-31
•
Granted: 1954-07-06
•
Expires: 1969-01-31
Abstract
No abstract record available.
Inventors
- 👤 Pearle Leon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:14
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/01; G08G1/052; G08G1/054
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB279959A
Cited
US1849939A
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US2091357A
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US2045414A
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US2160006A
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US2250442A
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US2347194A
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US2349355A
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US2402464A
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US2477567A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-05 | 1958-01-04 | 1958-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-05 | 1962-01-04 | 1962-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-05 | 1966-01-04 | 1966-07-06 | $7700.00 | Window Closed / Lapsed |