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:
Oct. 19, 1993
Filed:
Mar. 02, 1992
Michael W Johnson, Cottage Grove, MN (US);
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Abstract
A security cartridge for magnetic tape recording media especially adapted for use with an electronic article surveillance system. The security cartridge includes a cartridge casing defining an internal, tape receiving chamber, a reel of magnetic tape windably carried within the chamber and a pair of orthogonally oriented magnetic markers carried within the internal chamber by a marker carrier bracket. The carrier bracket includes a pair of bracket leaves that present first and second generally orthogonally oriented, generally planar marker mounting surfaces, and engagement margins for operably, abutably engaging the internal structure of the cartridge chamber to position the carrier bracket within the chamber.