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:
Apr. 20, 2004
Filed:
Jul. 10, 2002
Applicant:
Inventors:
Mykhaylo Bazhenov, Kiev, UA;
Dmytro Baydin, Toronto, CA;
Oleksandr Lukonin, Thornhill, CA;
Bogdan Mishunin, Thornhill, CA;
Assignee:
Cashcode Company Inc., Concord, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B54H 4/300 ; G01K 1/300 ;
U.S. Cl.
CPC ...
B54H 4/300 ; G01K 1/300 ;
Abstract
A simple method and apparatus for contactless rapid and inexpensive motion checking of flat objects, preferably of currency papers. The objects need not be identical in size, thickness, surface appearance, configuration nor deterioration. The checking is carried out by detecting of airflow oscillation under unexpected stoppage of testing object or air movement around the object especially on its front and back edges.