US3487360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extend above car top light
Assignee: ALVIN L THOMPSON
•
Filing: 1968-04-02
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Granted: 1969-12-30
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Expires: 1988-04-02
Abstract
No abstract record available.
Inventors
- 👤 Alvin L Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:16
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/26; B60Q1/2657
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1552705A
Cited
US2252395A
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US2584292A
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US2637840A
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US2738492A
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US3375365A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |