3927964

Information

• Patent Grant
• 3927964

• References
• Source

• Patent Number

  3,927,964

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1975
  49 years ago

• CPC

  • C09B1/5145 - only amino and hydroxy groups
  • C08K5/18 - with aromatically bound amino groups
  • D06P1/20 - Anthraquinone dyes
  • Y10S8/922 - Polyester fiber
  • Y10S8/933 - Thermosol dyeing, thermofixation or dry heat fixation or development

• US Classifications

  • 008 - Bleaching and dyeing
  • 552 - Organic compounds