US3532986A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric warning system for vehicles
Assignee: DALTON L SMITH
•
Filing: 1968-03-18
•
Granted: 1970-10-06
•
Expires: 1988-03-18
Abstract
No abstract record available.
Inventors
- 👤 Warren G Gelushia
- 👤 Gilbert A Ilbery
- 👤 Dalton L Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:06
CPC Classifications
G; G08; G08G; G08G1/00; G08G1/16; G08G1/161
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3371278A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-05 | 1974-04-06 | 1974-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-05 | 1978-04-06 | 1978-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-05 | 1982-04-06 | 1982-10-06 | $7700.00 | Window Closed / Lapsed |