3743477

Information

• Patent Grant
• 3743477

• References
• Source

• Patent Number

  3,743,477

• Date Filed

  Not available

• Date Issued

  Tuesday, July 3, 1973
  51 years ago

• CPC

  • D06P5/12 - Reserving parts of the material before dyeing or printing; Locally decreasing dye affinity by chemical means
  • D06P1/6426 - Heterocyclic compounds
  • D06P3/06 - using acid dyes
  • D06P3/241 - using acid dyes
  • D06P3/242 - using basic dyes
  • D06P3/26 - using dispersed dyestuffs
  • D06P3/74 - using acid dyes
  • D06P3/791 - using acid dyes
  • Y10S8/917 - Wool or silk
  • Y10S8/924 - Polyamide fiber

• US Classifications

  • 008 - Bleaching and dyeing