3313823

Information

• Patent Grant
• 3313823

• References
• Source

• Patent Number

  3,313,823

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1967
  58 years ago

• CPC

  • C09B1/206 - Dyes with amino groups substituted by heterocyclic radicals
  • C09B1/51 - N-substituted amino-hydroxy anthraquinone
  • D02G1/00 - Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics

• US Classifications

  • 548 - Organic compounds