3494716

Information

• Patent Grant
• 3494716

• References
• Source

• Patent Number

  3,494,716

• Date Filed

  Not available

• Date Issued

  Tuesday, February 10, 1970
  54 years ago

• CPC

  • D06P1/6491 - (Thio)urea or (cyclic) derivatives
  • C09B67/0079 - Azoic dyestuff preparations
  • D06P1/127 - using a stabilised diazo component
  • D06P1/649 - Compounds containing carbonamide, thiocarbonamide or guanyl groups
  • D06P1/6494 - Compounds containing a guanyl group R-C-N=
  • D06P1/65106 - Oxygen-containing compounds
  • D06P1/928 - Solvents other than hydrocarbons
  • D06P3/8238 - using different kinds of dye
  • Y10S8/901 - Quaternary ammonium salts
  • Y10S8/933 - Thermosol dyeing, thermofixation or dry heat fixation or development

• US Classifications

  • 008 - Bleaching and dyeing