3268549

Information

• Patent Grant
• 3268549

• References
• Source

• Patent Number

  3,268,549

• Date Filed

  Not available

• Date Issued

  Tuesday, August 23, 1966
  58 years ago

• CPC

  • C09B44/02 - containing ammonium groups not directly attached to an azo group
  • C09B43/00 - Preparation of azo dyes from other azo compounds
  • C09B47/26 - Amide radicals
  • C09B47/32 - Cationic phthalocyanine dyes
  • C09B69/005 - Isothiuronium group
  • Y10S8/916 - Natural fiber dyeing

• US Classifications

  • 540 - Organic compounds