3773779

Information

• Patent Grant
• 3773779

• References
• Source

• Patent Number

  3,773,779

• Date Filed

  Not available

• Date Issued

  Tuesday, November 20, 1973
  51 years ago

• CPC

  • C09B62/503 - the reactive group being an esterified or non-esterified hydroxyalkyl sulfonyl or mercaptoalkyl sulfonyl group, a quaternised or non-quaternised aminoalkyl sulfonyl group, a heterylmercapto alkyl sulfonyl group, a vinyl sulfonyl or a substituted vinyl sulfonyl group, or a thiophene-dioxide group
  • C07D277/76 - Sulfur atoms attached to a second hetero atom
  • C09B1/206 - Dyes with amino groups substituted by heterocyclic radicals
  • C09B1/46 - the acyl groups being residues of cyanuric acid or an analogous heterocyclic compound
  • C09B62/345 - Anthracene dyes

• US Classifications

  • 548 - Organic compounds
  • 008 - Bleaching and dyeing
  • 106 - Compositions: coating or plastic