Patent US2091954A successfully refreshed from Google Patents.
US2091954A
Expired / Lapsed
US
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Timing apparatus for traffic signaling systems
Assignee: Crouse Hinds Co
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Filing: 1933-05-22
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Granted: 1937-09-07
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Expires: 1953-05-22
Abstract
No abstract record available.
Inventors
- 👤 Carl H Bissell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:25
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/07; G08G1/081; G08G1/082
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) | 1940-09-06 | 1941-03-08 | 1941-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-09-06 | 1945-03-08 | 1945-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-09-06 | 1949-03-08 | 1949-09-07 | $7700.00 | Window Closed / Lapsed |