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. 25, 2022
Filed:
Apr. 15, 2009
Michael Gruener, Auerbach, DE;
Ulrich Schmidt, Hersbruck, DE;
Günter Kaupp, Neuhaus, DE;
Peter Krueger, Lauf, DE;
Jens Depner, Velden, DE;
Katrin Steinbach, Nuremberg, DE;
Ralph Schneider, Lauf, DE;
Frank Henglein, Nuremberg, DE;
Michael Gruener, Auerbach, DE;
Ulrich Schmidt, Hersbruck, DE;
Günter Kaupp, Neuhaus, DE;
Peter Krueger, Lauf, DE;
Jens Depner, Velden, DE;
Katrin Steinbach, Nuremberg, DE;
Ralph Schneider, Lauf, DE;
Frank Henglein, Nuremberg, DE;
ECKART GMBH, Hartenstein, DE;
Abstract
Pearlescent pigments including a largely transparent platelet-shaped substrate having a density ρand at least one optically active coating having a density ρ, the substrate having an average size dof 3 to 8 μm and an average height hof 40 to 110 nm. The disclosure further relates to a method for producing the pearlescent pigments, and also to the use thereof.