Patents by Inventor Tanja Delp

Tanja Delp has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20230407052
    Abstract: The present invention relates to a process for the variable adjustment of the electrical insulation properties of varistor-containing composite materials with the aid of defined filler mixtures, to the use of such filler mixtures, and to composite materials having resistive and capacitive field-control properties comprising filler mixtures of this type.
    Type: Application
    Filed: November 12, 2021
    Publication date: December 21, 2023
    Applicant: MERCK PATENT GMBH
    Inventors: Johann BAUER, Tanja DELP
  • Patent number: 10822497
    Abstract: The present invention relates to interference pigments based on transparent, low-refractive-index, flake-form substrates which have a high-refractive-index coating consisting of TiO2 having a layer thickness of 20-200 nm and optionally an outer protective layer, and to the use thereof in paints, coatings, printing inks, security printing inks, plastics, button pastes, ceramic materials, glasses, for seed coloring, as dopants in the laser marking of plastics and papers, as additive for the laser welding of plastics, as additive for coloring in the foods and pharmaceuticals sectors, and in cosmetic formulations and for the preparation of pigment compositions and dry preparations.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: November 3, 2020
    Assignee: Merck Patent GmbH
    Inventors: Christoph Schmidt, Tanja Delp, Sabine Schoen
  • Publication number: 20160222213
    Abstract: The present invention relates to interference pigments based on transparent, low-refractive-index, flake-form substrates which have a high-refractive-index coating consisting of TiO2 having a layer thickness of 20-200 nm and optionally an outer protective layer, and to the use thereof in paints, coatings, printing inks, security printing inks, plastics, button pastes, ceramic materials, glasses, for seed coloring, as dopants in the laser marking of plastics and papers, as additive for the laser welding of plastics, as additive for coloring in the foods and pharmaceuticals sectors, and in cosmetic formulations and for the preparation of pigment compositions and dry preparations.
    Type: Application
    Filed: March 31, 2016
    Publication date: August 4, 2016
    Applicant: Merck Patent GmbH
    Inventors: Christoph SCHMIDT, Tanja DELP, Sabine SCHOEN
  • Patent number: 7344590
    Abstract: The present invention relates to silver pigments based on transparent, low-refractive-index, platelet-shaped substrates which have a high-refractive-index coating consisting of TiO2 having a layer thickness of 5-300 nm and optionally an outer protective layer, and to the use thereof in paints, coatings, printing inks, security printing inks, plastics, button pastes, ceramic materials, glasses, for seed coloring, as dopants in the laser marking of plastics and papers, as additives for coloring in the foods and pharmaceuticals sectors, and in cosmetic formulations and for the preparation of pigment compositions and dry preparations.
    Type: Grant
    Filed: March 29, 2004
    Date of Patent: March 18, 2008
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Christoph Schmidt, Tanja Delp, Johann Dietz
  • Publication number: 20050176850
    Abstract: The present invention relates to interference pigments based on transparent, low-refractive-index, flake-form substrates which have a high-refractive-index coating consisting of TiO2 having a layer thickness of 20-200 nm and optionally an outer protective layer, and to the use thereof in paints, coatings, printing inks, security printing inks, plastics, button pastes, ceramic materials, glasses, for seed coloring, as dopants in the laser marking of plastics and papers, as additive for the laser welding of plastics, as additive for coloring in the foods and pharmaceuticals sectors, and in cosmetic formulations and for the preparation of pigment compositions and dry preparations.
    Type: Application
    Filed: February 9, 2005
    Publication date: August 11, 2005
    Inventors: Christoph Schmidt, Tanja Delp, Sabine Schoen
  • Publication number: 20040221770
    Abstract: The present invention relates to silver pigments based on transparent, low-refractive-index, platelet-shaped substrates which have a high-refractive-index coating consisting of TiO2 having a layer thickness of 5-300 nm and optionally an outer protective layer, and to the use thereof in paints, coatings, printing inks, security printing inks, plastics, button pastes, ceramic materials, glasses, for seed coloring, as dopants in the laser marking of plastics and papers, as additives for coloring in the foods and pharmaceuticals sectors, and in cosmetic formulations and for the preparation of pigment compositions and dry preparations.
    Type: Application
    Filed: March 29, 2004
    Publication date: November 11, 2004
    Inventors: Christoph Schmidt, Tanja Delp, Johann Dietz
  • Patent number: 5228912
    Abstract: The present invention relates to surface-modified pigments based on platelet-shaped substrates having improved dispersibility and to their preparation and use.
    Type: Grant
    Filed: May 27, 1992
    Date of Patent: July 20, 1993
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Gerhard Herget, Tanja Delp