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. 31, 1999
Filed:
Jul. 25, 1997
Applicant:
Inventors:
Rajendra Mehta, Centerville, OH (US);
Gary Walter Doll, Englewood, OH (US);
Richard Lynn Shields, Centerville, OH (US);
Assignee:
The Standard Register Company, Dayton, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D / ;
U.S. Cl.
CPC ...
106 3128 ; 106 3132 ; 106 3115 ;
Abstract
A security ink is provided containing a colored dye, a colored pigment, and a fluorescent pigment. The ink may be printed on a number of security documents such as checks and may be passed through printing devices such as laser printers without the problem of damage to the ink the printed image, or the printer. The fluorescent pigment in the ink will fluoresce when the document is exposed to ultraviolet light and may be used to provide an authentication feature.