US2665417A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit controller
Assignee: Individual
•
Filing: 1950-06-19
•
Granted: 1954-01-05
•
Expires: 1970-06-19
Abstract
No abstract record available.
Inventors
- 👤 John J Alles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:00
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)
US1900595A
Cited
GB397584A
Cited
US2037900A
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US2091954A
Cited
US2194310A
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US2236298A
Cited
US2236299A
Cited
US2292714A
Cited
US2451457A
Cited
US2339111A
Cited
US2624793A
Cited
US2531153A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-04 | 1957-07-06 | 1958-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-04 | 1961-07-06 | 1962-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-04 | 1965-07-06 | 1966-01-05 | $7700.00 | Window Closed / Lapsed |