only N-containing hetero rings

Patents Grantslast 30 patents

  • Information Patent Grant

    Heterocyclic compounds

    • Patent number 9,893,299
    • Issue date Feb 13, 2018
    • Merck Patent GmbH
    • Philipp Stoessel
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Organic dyes having rigid donor, process for producing the same, an...

    • Patent number 9,376,567
    • Issue date Jun 28, 2016
    • Changchun Institute of Applied Chemistry-Chinese Academy of Sciences
    • Peng Wang
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Electrowetting elements

    • Patent number 8,980,141
    • Issue date Mar 17, 2015
    • Amazon Technologies, Inc.
    • Melanie Maria Hubertina Van De Weijer-Wagemans
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Azaperylenes as organic semiconductors

    • Patent number 7,723,521
    • Issue date May 25, 2010
    • Ciba Specialty Chemicals Corporation
    • Frank Bienewald
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Ink jet recording liquid

    • Patent number 6,916,364
    • Issue date Jul 12, 2005
    • Konica Corporation
    • Kyoko Iwamoto
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Ink jet recording liquid

    • Patent number 6,846,351
    • Issue date Jan 25, 2005
    • Konica Corporation
    • Kyoko Iwamoto
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Concentration of light over a particular area and novel fluorescent...

    • Patent number 4,486,587
    • Issue date Dec 4, 1984
    • BASF Aktiengesellschaft
    • Guenther Seybold
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    3678053

    • Patent number 3,678,053
    • Issue date Jul 18, 1972
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3244719

    • Patent number 3,244,719
    • Issue date Apr 5, 1966
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3037836

    • Patent number 3,037,836
    • Issue date Jun 5, 1962
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    2163950

    • Patent number 2,163,950
    • Issue date Jun 27, 1939
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

  • Information Patent Application

    ORGANIC DYES HAVING RIGID DONOR, PROCESS FOR PRODUCING THE SAME, AN...

    • Publication number 20160185968
    • Publication date Jun 30, 2016
    • Changchun Institute of Applied Chemistry-Chinese Academy of Sciences
    • Peng Wang
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ELECTROWETTING ELEMENTS

    • Publication number 20110226998
    • Publication date Sep 22, 2011
    • LIQUAVISTA B.V.
    • Melanie Maria Hubertina Van De Weijer-Wagemans
    • G02 - OPTICS
  • Information Patent Application

    Azaperylenes as organic semiconductors

    • Publication number 20090101890
    • Publication date Apr 23, 2009
    • Frank Bienewald
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Application

    Ink jet recording liquid

    • Publication number 20030231235
    • Publication date Dec 18, 2003
    • Kyoko Iwamoto
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Ink jet recording liquid

    • Publication number 20030230216
    • Publication date Dec 18, 2003
    • Kyoko Iwamoto
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...