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:
Aug. 16, 1988
Filed:
Sep. 12, 1986
Applicant:
Inventor:
David R Bryce, Morrisville, PA (US);
Assignee:
Brandt, Inc., Bensalem, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ; G01R / ; G06K / ; B07C / ;
U.S. Cl.
CPC ...
324234 ; 324228 ; 235449 ; 209567 ;
Abstract
Counterfeit detection apparatus in which the coils of the magnetic head are utilized to produce a saturating current for the paper currency being examined which is sufficient to bring the magnetic ink printed upon the paper currency close to the saturation point to greatly facilitate the detection operation.