3802836

Information

• Patent Grant
• 3802836

• References
• Source

• Patent Number

  3,802,836

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1974
  50 years ago

• CPC

  • D06P3/241 - using acid dyes
  • C09B29/30 - Amino naphtholsulfonic acid
  • C09B29/366 - containing hydroxy-1,2-diazoles
  • C09B31/065 - containing acid groups
  • C09B69/02 - Dyestuff salts
  • Y10S8/924 - Polyamide fiber
  • Y10S8/937 - Li ion in dye bath
  • Y10S534/01 - Mixtures of azo compounds

• US Classifications

  • 008 - Bleaching and dyeing
  • 534 - Organic compounds