US3300138A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor vehicle preheater
Assignee: Individual
•
Filing: 1964-05-14
•
Granted: 1967-01-24
•
Expires: 1984-05-14
Abstract
No abstract record available.
Inventors
- 👤 Vincent P Mckilligan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:30
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/00314
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A MOTOR VEHICLE BODY PREHEATER HAVING AN INTERNAL COMBUSTION ENGINE AND MEANS TO HEAT THE BODY OF SAID VEHICLE FROM WASTE HEAT OF SAID ENGINE, SAID ENGINE HAVING A STARTING MOTOR AND A FUEL AND AIR MIXTURE DEVICE WITH A THROTTLE TO CONTROL THE SPEED OF SAID ENGINE, AND A THERMOSTATICALLY ACTUATED CHOKE TO ENRICH THE MIXTURE FOR STARTING, SAID CHOKE HAVING MEANS TO PREVENT THE THROTTLE FROM CLOSING ONCE OPENED WHEN COLD TO PROVIDE A FAST IDLE, A SOLENOID DEVICE FOR OPENING SAID THROTTLE FROM CLOSED POSITION, A CODED RADIO SIGNAL RECEIVER HAVING A RELAY ENERGIZED BY RECEPTION OF A CODED SIGNAL TRANSMITTED
Claim 2
Dependent Claim
104 words
A MOTOR VEHICLE BODY PREHEATER HAVING AN INTERNAL COMBUSTION ENGINE AND MEANS TO HEAT THE BODY OF SAID VEHICLE FROM WASTE HEAT OF SAID ENGINE, SAID ENGINE HAVING A STARTING MOTOR AND A FUEL AND AIR MIXTURE DEVICE WITH A THROTTLE TO CONTROL THE SPEED OF SAID ENGINE, AND A THERMOSTATICALLY ACTUATED CHOKE TO ENRICH THE MIXTURE FOR STARTING, SAID CHOKE HAVING MEANS TO PREVENT THE THROTTLE FROM CLOSING ONCE OPENED WHEN COLD TO PROVIDE A FAST IDLE, A SOLENOID DEVICE FOR OPENING SAID THROTTLE FROM CLOSED POSITION, A CODED RADIO SIGNAL RECEIVER HAVING A RELAY ENERGIZED BY RECEPTION OF A CODED SIGNAL TRANSMITTED
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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) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |