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:
Feb. 28, 2012
Filed:
May. 03, 2010
Maria M. Birau, Mississauga, CA;
C. Geoffrey Allen, Waterdown, CA;
Carol A. Jennings, Etobicoke County, CA;
Peter G. Odell, Mississauga, CA;
Maria M. Birau, Mississauga, CA;
C. Geoffrey Allen, Waterdown, CA;
Carol A. Jennings, Etobicoke County, CA;
Peter G. Odell, Mississauga, CA;
Xerox Corporation, Norwalk, CT (US);
Abstract
A fluorescent solid ink, and a method for making such ink, including an ink vehicle and a fluorescent particle. The fluorescent particle includes a fluorescent pigment, such as a trans-dicarboxylic-indenofluorenone, and at least one stabilizing wax chemically attached to the fluorescent pigment. The stabilizing wax includes an amine group at its terminal end and the fluorescent pigment includes at least one carboxylic acid group, where the amine group reacts with the carboxylic acid group to form an amide bond.