Vehicle use-locking and unlocking system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 7, 1989
Grant Date -
N/A
app pub date -
Apr 10, 1986
filing date -
Oct 28, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An external controller embodied in a portable card communicates by wireless signal with a controller mounted internally of a vehicle to control locking and unlocking operations of the vehicle doors in response to coincidence between codes respectively stored in the internal vehicle controller and the external controller, and manually entered through door switches mounted externally of the vehicle. Such door opening operation may be performed even with the portable card unintentionally left in the vehicle.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully