The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 07, 2004
Filed:
Dec. 06, 2000
Jerry W. Birchfield, Vista, CA (US);
Bounthavy K. Manivone, Vista, CA (US);
Directed Electronics, Inc., Vista, CA (US);
Abstract
A system operable with a passive anti theft security system having a first coil connected to a passive anti theft controller for transmitting a first signal to a first transponder having a third coil and a first code therein, said first transponder responsive to said signal transmitting said first code to said first coil, the system comprising a second transponder having a second code and a fourth coil with two terminal ends wound about said third coil of said second transponder; and a relay selectively shorting or opening said terminal ends of said fourth coil to selectively enable and disable said second transponder.