3927961

Information

• Patent Grant
• 3927961

• References
• Source

• Patent Number

  3,927,961

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1975
  48 years ago

• CPC

  • D06P3/145 - using polymeric dyes
  • D06M14/06 - of animal origin
  • D06P1/16 - using dispersed
  • D06P1/39 - using acid dyes
  • D06P3/04 - containing amide groups
  • D06P3/047 - using polymeric dyes
  • Y10S8/917 - Wool or silk

• US Classifications

  • 008 - Bleaching and dyeing
  • 427 - Coating processes