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:
Jul. 04, 2000
Filed:
Jan. 07, 1999
Applicant:
Inventors:
Steven R Maitin, Lake Worth, FL (US);
Richard L Copeland, Boca Raton, FL (US);
Assignee:
Sensormatic Electronics Corporation, Boca Raton, FL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G08B / ;
U.S. Cl.
CPC ...
3405723 ; 3405727 ;
Abstract
A coil array for an EAS marker deactivation device is formed by stacking planar substrates, on each of which a respective array of spiral coils was formed by a deposition and etching process. The coil array may be a six-by-six square array, four layers thick, with each of the spiral coils consisting of three turns.