TREA

Bernd Hostasch

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  • Waldbrol, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Disazo dyes, preparation and use
    • Patent number 8,834,581
    • Issue date Sep 16, 2014
    • DyStar Colours Distribution GmbH
    • Aloysius Engel
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

  • Information Patent Application

    DISAZO DYES, PREPARATION AND USE
    • Publication number 20130333123
    • Publication date Dec 19, 2013
    • DyStar Colours Distribution GmbH
    • Aloysius Engel
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...