Lithopone

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for treating the surface of particles, the thus obtained par...

    • Patent number 10,131,792
    • Issue date Nov 20, 2018
    • Huntsman P&A Germany GmbH
    • Petra Fritzen
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Composition and method for polishing memory hard disks

    • Patent number 9,909,032
    • Issue date Mar 6, 2018
    • Cabot Microelectronics Corporation
    • Selvaraj Palanisamy Chinnathambi
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Surface treatment of particles and their use

    • Patent number 9,783,656
    • Issue date Oct 10, 2017
    • Evonik Degussa GmbH
    • Kathrin Lehmann
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method for producing nanometer lithopone from electrolytic zinc aci...

    • Patent number 9,346,934
    • Issue date May 24, 2016
    • SICHUAN XINHONG TECHNOLOGY CO., LTD
    • Shangquan Chen
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Functionalized particles and use thereof

    • Patent number 9,212,194
    • Issue date Dec 15, 2015
    • Sachtleben Chemie GmbH
    • Petra Fritzen
    • B82 - NANO-TECHNOLOGY
  • Information Patent Grant

    Increased bulk density powders and polymers containing them

    • Patent number 8,623,507
    • Issue date Jan 7, 2014
    • E I du Pont de Nemours and Company
    • Timothy Allan Bell
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Increased bulk density of fatty acid-treated silanized powders and...

    • Patent number 7,601,780
    • Issue date Oct 13, 2009
    • E. I. Du Pont de Nemours and Company
    • Timothy Allan Bell
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Organic azo-pigment coated lithopone

    • Patent number 5,472,492
    • Issue date Dec 5, 1995
    • Sino-American Pigment Systems, Inc., Inc.
    • Michael T. Issel
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Zinc sulfide based pigments containing selenium

    • Patent number 4,216,023
    • Issue date Aug 5, 1980
    • Ferro Corporation
    • George P. Kinstle
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3852404

    • Patent number 3,852,404
    • Issue date Dec 3, 1974
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3714337

    • Patent number 3,714,337
    • Issue date Jan 30, 1973
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3672830

    • Patent number 3,672,830
    • Issue date Jun 27, 1972
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3669896

    • Patent number 3,669,896
    • Issue date Jun 13, 1972
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3443888

    • Patent number 3,443,888
    • Issue date May 13, 1969
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3337359

    • Patent number 3,337,359
    • Issue date Aug 22, 1967
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    3041234

    • Patent number 3,041,234
    • Issue date Jun 26, 1962
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    2711968

    • Patent number 2,711,968
    • Issue date Jun 28, 1955
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2687973

    • Patent number 2,687,973
    • Issue date Aug 31, 1954
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2687972

    • Patent number 2,687,972
    • Issue date Aug 31, 1954
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2687974

    • Patent number 2,687,974
    • Issue date Aug 31, 1954
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2605167

    • Patent number 2,605,167
    • Issue date Jul 29, 1952
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2540182

    • Patent number 2,540,182
    • Issue date Feb 6, 1951
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2500958

    • Patent number 2,500,958
    • Issue date Mar 21, 1950
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2416325

    • Patent number 2,416,325
    • Issue date Feb 25, 1947
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2386885

    • Patent number 2,386,885
    • Issue date Oct 16, 1945
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2299170

    • Patent number 2,299,170
    • Issue date Oct 20, 1942
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2299169

    • Patent number 2,299,169
    • Issue date Oct 20, 1942
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2296636

    • Patent number 2,296,636
    • Issue date Sep 22, 1942
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2296639

    • Patent number 2,296,639
    • Issue date Sep 22, 1942
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    2296066

    • Patent number 2,296,066
    • Issue date Sep 15, 1942
    • C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents