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.

Date of Patent:
Nov. 29, 2005

Filed:

Jan. 23, 2001
Applicant:

Bryan James Christophersen, Hampshire, GB;

Inventor:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01K009/74 ;
U.S. Cl.
CPC ...
Abstract

A method of inspecting documents of value, the method comprises: a) obtaining images of one or more parts of the document from radiation received from that part or those parts of the document () in respective different wavelength bands; b) performing an analysis of one of said images to identify a first type of class within which the document of value is included; and c) performing an analysis of another of said images using corresponding predetermined data relating to members of the first type of class identified in step b) so as to determine a second type of class within which the document of value is included.


Find Patent Forward Citations

Loading…