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. 13, 2010
Filed:
Jan. 17, 2007
Matthias Ganschow, Wiesbaden, DE;
Christiane Strohm-zimmermann, Wiesbaden, DE;
Matthias Ganschow, Wiesbaden, DE;
Christiane Strohm-Zimmermann, Wiesbaden, DE;
Clariant Finance (BVI) Limited, Tortola, VG;
Abstract
The invention relates to a diketopyrrolopyrrole pigment of formula (I) in which R, R, Rand Rindependently of one another denote hydrogen, halogen, C-C-alkyl, C-C-alkoxy, cyano or phenyl, characterized by a first maximum of the frequency distribution (according to weight fractions) of the crystal sizes at or below 700 nm and at least one further maximum of the frequency distribution (according to weight fractions) of the crystal sizes which is at least 100 nm above the first maximum.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile