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:
Jan. 09, 2007
Filed:
May. 24, 2005
Applicants:
Iain Frank Fraser, Kilbirnie, GB;
Sharon Kathleen Wilson, Amsterdam, NL;
Ian Alexander Macpherson, Fife, GB;
Inventors:
Iain Frank Fraser, Kilbirnie, GB;
Sharon Kathleen Wilson, Amsterdam, NL;
Ian Alexander Macpherson, Fife, GB;
Assignee:
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/00 (2006.01); C09D 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for the preparation of organic pigments with enhanced fluorescence, which process comprises treating said pigments with a surfactant, and to the fluorescent organic pigments obtained by said process. The pigments according to the present invention can be used in marking applications, wherein durable fluorescence is required.