3920469

Information

• Patent Grant
• 3920469

• References
• Source

• Patent Number

  3,920,469

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1975
  49 years ago

• CPC

  • C09B67/0035 - Mixtures of phthalocyanines
  • C09B47/12 - Obtaining compounds having alkyl radicals, or alkyl radicals substituted by hetero atoms, bound to the phthalocyanine skeleton
  • C09B47/26 - Amide radicals
  • C09B67/0055 - Mixtures of two or more disazo dyes

• US Classifications

  • 106 - Compositions: coating or plastic