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Patent US3436758A successfully refreshed from Google Patents.
US3436758A
Expired / Lapsed
US
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Vehicular warning device having spring positioned reflecting member
Assignee: Individual
•
Filing: 1967-02-23
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Granted: 1969-04-01
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Expires: 1987-02-23
Abstract
No abstract record available.
Inventors
- 👤 Klaus Kluth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:35
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/26; B60Q1/30; B60Q1/302; F; F21; F21S; F21S41/00; F21S43/00; F21S43/20; F21S43/26; F21S43/30; F21S43/31; F21S43/37; F21S43/40; F21W; F21W2103/00; F21W2103/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2939108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |