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:
Jul. 27, 2004
Filed:
Jul. 22, 2002
Applicant:
Inventors:
John Zambounis, Basel, CH;
Patrick Verhoustraeten, Lörrach, DE;
Henri Dubas, Oberwil, CH;
Zhimin Hao, Marly, CH;
Patrice Bujard, Kenneth Square, PA (US);
Assignee:
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/18 ; B05D 3/00 ;
U.S. Cl.
CPC ...
B32B 5/18 ; B05D 3/00 ;
Abstract
A coloured porous material comprising in its pores an effectively colouring amount of an organic pigment which is obtainable by fragmenting a meltable or solvent-soluble pigment precursor, and a process for its preparation. The instant coloured porous material powders are used as pigments for high molecular weight organic materials.