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:
Sep. 02, 2003
Filed:
Jul. 20, 2001
Applicant:
Inventors:
Lutz Neubauer, Wünnenberg-Leiberg, DE;
Ernst Emil Ruch, Wollerau, CH;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/917 ; G11B 5/41 ;
U.S. Cl.
CPC ...
B41J 2/917 ; G11B 5/41 ;
Abstract
The inventive cleaning card for magnetic track and chip card read/write devices has a card-shaped support ( ) which consists of a nonwoven material and which is partially layered with a soft cleaning material ( ). Said cleaning material ( ) is located on several predetermined surface areas of the support ( ) and consists of a fibrous flock with densely stuck-on individual fibres of predetermined length and with a predetermined diameter, which project essentially perperdincularly away from the support ( ).