US2676220A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle signal switch
Assignee: Individual
•
Filing: 1951-05-23
•
Granted: 1954-04-20
•
Expires: 1971-05-23
Abstract
No abstract record available.
Inventors
- 👤 Thomas R Schlitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:27
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/26; B60Q1/44; B60Q1/441
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1641099A
Cited
US1670050A
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US1760212A
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US1956056A
Cited
US2096069A
Cited
US2128769A
Cited
US2195776A
Cited
US2435389A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-19 | 1957-10-19 | 1958-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-19 | 1961-10-19 | 1962-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-19 | 1965-10-19 | 1966-04-20 | $7700.00 | Window Closed / Lapsed |