3702229

Information

• Patent Grant
• 3702229

• References
• Source

• Patent Number

  3,702,229

• Date Filed

  Not available

• Date Issued

  Tuesday, November 7, 1972
  52 years ago

• CPC

  • D06P1/6491 - (Thio)urea or (cyclic) derivatives
  • D06P1/649 - Compounds containing carbonamide, thiocarbonamide or guanyl groups
  • D06P1/65106 - Oxygen-containing compounds
  • D06P1/653 - Nitrogen-free carboxylic acids or their salts
  • D06P1/6536 - Aromatic
  • D06P3/241 - using acid dyes
  • Y10S8/924 - Polyamide fiber

• US Classifications

  • 008 - Bleaching and dyeing