3905952

Information

• Patent Grant
• 3905952

• References
• Source

• Patent Number

  3,905,952

• Date Filed

  Not available

• Date Issued

  Tuesday, September 16, 1975
  49 years ago

• CPC

  • C09B29/30 - Amino naphtholsulfonic acid
  • C09B29/3656 - containing amino-1,2-diazoles
  • C09B31/065 - containing acid groups
  • C09B69/02 - Dyestuff salts
  • D06P3/241 - using acid dyes
  • Y10S8/929 - Carpet dyeing
  • Y10S534/01 - Mixtures of azo compounds

• US Classifications

  • 534 - Organic compounds
  • 008 - Bleaching and dyeing
  • 552 - Organic compounds