US2951737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recording traffic counter
Assignee: RAYMOND G AUSTIN
•
Filing: 1957-02-18
•
Granted: 1960-09-06
•
Expires: 1977-02-18
Abstract
No abstract record available.
Inventors
- 👤 James E Austin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:04
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/01; G07; G07C; G07C1/00; G07C1/02; G07C1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1263571A
Cited
US1647316A
Cited
US1826272A
Cited
US2340634A
Cited
US2341407A
Cited
US2746834A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-06 | 1964-03-07 | 1964-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-06 | 1968-03-07 | 1968-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-06 | 1972-03-07 | 1972-09-06 | $7700.00 | Window Closed / Lapsed |