US3154168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile engine time delay stop safety control
Assignee: Individual
•
Filing: 1963-06-10
•
Granted: 1964-10-27
•
Expires: 1983-06-10
Abstract
No abstract record available.
Inventors
- 👤 John C Wilmot
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:07
CPC Classifications
B; B60; B60K; B60K28/00; B60K28/10; B60K28/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
IN AN AUTOMOBILE HAVING AN ENGINE, AN IGNITION SWITCH CONTROLLING THE ENGINE, AND CONTROLS MOVABLE TO DRIVING OR PARKED POSITIONS, A SAFETY CONTROL COMPRISING A TIME DELAY CIRCUIT INCLUDING A RESISTOR AND A CAPACITOR, A SWITCH NORMALLY SHORT-CIRCUITING THE TIME DELAY CIRCUIT, A COIL OPERATING THE SHORT CIRCUITING SWITCH AND CONNECTED TO A SOURCE OF POWER THROUGH THE IGNITION SWITCH, CONTROL SWITCHES ACTUATED BY MOVEMENT OF THE CONTROLS TO PARKED POSITION TO ENERGIZE THE COIL WHEN THE IGNITION SWITCH IS CLOSED, A POWER SUPPLY SWITCH CONTROLLING OPERATION OF
Claim 2
Dependent Claim
88 words
IN AN AUTOMOBILE HAVING AN ENGINE, AN IGNITION SWITCH CONTROLLING THE ENGINE, AND CONTROLS MOVABLE TO DRIVING OR PARKED POSITIONS, A SAFETY CONTROL COMPRISING A TIME DELAY CIRCUIT INCLUDING A RESISTOR AND A CAPACITOR, A SWITCH NORMALLY SHORT-CIRCUITING THE TIME DELAY CIRCUIT, A COIL OPERATING THE SHORT CIRCUITING SWITCH AND CONNECTED TO A SOURCE OF POWER THROUGH THE IGNITION SWITCH, CONTROL SWITCHES ACTUATED BY MOVEMENT OF THE CONTROLS TO PARKED POSITION TO ENERGIZE THE COIL WHEN THE IGNITION SWITCH IS CLOSED, A POWER SUPPLY SWITCH CONTROLLING OPERATION OF
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-27 | 1968-04-27 | 1968-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-27 | 1972-04-27 | 1972-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-27 | 1976-04-27 | 1976-10-27 | $7700.00 | Window Closed / Lapsed |