3199941

Information

• Patent Grant
• 3199941

• References
• Source

• Patent Number

  3,199,941

• Date Filed

  Not available

• Date Issued

  Tuesday, August 10, 1965
  60 years ago

• CPC

  • C07D277/82 - Nitrogen atoms
  • C09B1/206 - Dyes with amino groups substituted by heterocyclic radicals
  • C09B1/51 - N-substituted amino-hydroxy anthraquinone

• US Classifications

  • 008 - Bleaching and dyeing
  • 548 - Organic compounds