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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.:

US 11820900 B1

PDFFull Text
Date of Patent:
Nov. 21, 2023

Filed:

Mar. 14, 2018

Interference pigments

Applicant:

Merck Patent Gmbh, Darmstadt, DE;

Inventors:

Michael Termer, Hofheim, DE;

Jutta Zur Lage, Darmstadt, DE;

Anett Moschner, Darmstadt, DE;

Lilia Heider, Gernsheim, DE;

Assignee:

Merck Patent GmbH, Darmstadt, DE;

Attorneys:

MILLEN, WHITE, ZELANO & BRANIGAN, PC

Ryan Pool

Primary Examiner:

Gina C Justice

Int. Cl.
CPC ...
C09C 1/00 (2006.01); A61K 8/02 (2006.01); A61K 8/06 (2006.01); A61K 8/19 (2006.01); A61K 8/25 (2006.01); A61K 8/26 (2006.01); A61K 8/29 (2006.01); A61Q 1/02 (2006.01); A61Q 17/04 (2006.01);
U.S. Cl.
CPC ...
C09C 1/0015 (2013.01); A61K 8/0266 (2013.01); A61K 8/062 (2013.01); A61K 8/064 (2013.01); A61K 8/19 (2013.01); A61K 8/25 (2013.01); A61K 8/26 (2013.01); A61K 8/29 (2013.01); A61Q 1/02 (2013.01); A61Q 17/04 (2013.01); A61K 2800/412 (2013.01); A61K 2800/436 (2013.01); A61K 2800/621 (2013.01); A61K 2800/651 (2013.01); C01P 2004/20 (2013.01); C01P 2004/61 (2013.01); C09C 2200/102 (2013.01); C09C 2200/401 (2013.01); C09C 2220/106 (2013.01);
Abstract

The present invention relates to interference pigments based on platelet-shaped substrates which are coated with at least four high refractive layers and to the use thereof, inter alia in paints, coatings, printings inks, plastics and in particular in cosmetic formulations. The interference pigments show a moderate chroma and can be used as effect pigments, as filler pigments and as protection agent against near infrared radiation, VIS and high energy light.

Find Patent Forward Citations

Termer, Michael. (2023). Interference pigments (U.S. Patent No. 11820900). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11820900

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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