US3543233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle distress signal
Assignee: EDWARD J NEITZEL
•
Filing: 1968-10-02
•
Granted: 1970-11-24
•
Expires: 1988-10-02
Abstract
No abstract record available.
Inventors
- 👤 Edward J Neitzel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:28
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/26; B60Q1/50; B60Q1/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2778287A
Cited
US3351904A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-23 | 1974-05-25 | 1974-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-23 | 1978-05-25 | 1978-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-23 | 1982-05-25 | 1982-11-24 | $7700.00 | Window Closed / Lapsed |