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. 07, 2020
Filed:
May. 31, 2016
Applicant:
Basf SE, Ludwigshafen, DE;
Inventors:
Hans Reichert, Rheinfelden, DE;
Yves Bron, Delemont, CH;
Helmut Reichelt, Neustadt, DE;
Oliver Seeger, Mannheim, DE;
Assignee:
BASF SE, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/037 (2014.01); C09D 11/033 (2014.01); C09D 11/101 (2014.01); C09B 47/04 (2006.01); B42D 25/382 (2014.01); B42D 25/41 (2014.01); B41M 3/14 (2006.01);
U.S. Cl.
CPC ...
C09D 11/037 (2013.01); B41M 3/14 (2013.01); B41M 3/146 (2013.01); B42D 25/382 (2014.10); B42D 25/41 (2014.10); C09B 47/045 (2013.01); C09D 11/033 (2013.01); C09D 11/101 (2013.01);
Abstract
The present invention relates to the use of specific naphthalocyanine chromophores with different axial substituents as almost colourless IR absorbers for security printing applications.