Patent US2511971A successfully refreshed from Google Patents.
US2511971A
Expired / Lapsed
US
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Combination of a vehicle and rearview mirror signal and extremity marker device therefor
Assignee: Individual
•
Filing: 1948-11-15
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Granted: 1950-06-20
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Expires: 1968-11-15
Abstract
No abstract record available.
Inventors
- 👤 Thomas L Dalton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:28
CPC Classifications
B; B60; B60R; B60R1/00; B60R1/12; B60R1/1207; B60Q; B60Q1/00; B60Q1/26; B60Q1/2661; B60Q1/2665; B60R1/02; B60R1/06; B60R1/0605; B60R1/0617
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-06-19 | 1953-12-19 | 1954-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-06-19 | 1957-12-19 | 1958-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-06-19 | 1961-12-19 | 1962-06-20 | $7700.00 | Window Closed / Lapsed |