3278253

Information

• Patent Grant
• 3278253

• References
• Source

• Patent Number

  3,278,253

• Date Filed

  Not available

• Date Issued

  Tuesday, October 11, 1966
  58 years ago

• CPC

  • D06P1/647 - Nitrogen-containing carboxylic acids or their salts
  • D06P1/607 - Nitrogen-containing polyethers or their quaternary derivatives
  • D06P1/628 - Compounds containing nitrogen
  • D06P3/24 - polyamides polyurethanes
  • D06P3/246 - using polymeric dyes
  • Y10S8/924 - Polyamide fiber

• US Classifications

  • 008 - Bleaching and dyeing
  • 544 - Organic compounds