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. 25, 2006
Filed:
Apr. 30, 2003
Applicant:
Luanne J. Rolly, Corvallis, OR (US);
Inventor:
Luanne J. Rolly, Corvallis, OR (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A gray ink for ink-jet printing, comprising an ink vehicle; and at least one black dye selected from the group consisting of pacified Reactive Black 31, Formula I, and Direct Blue 199 TMA; and at least one yellow dye selected from the group consisting of AY23, Y104 and Y1189. Magenta and cyan dyes can also be used with the black and yellow dyes in the gray ink.