3109841

Information

• Patent Grant
• 3109841

• References
• Source

• Patent Number

  3,109,841

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1963
  61 years ago

• CPC

  • C09B62/006 - Azodyes
  • C09B35/04 - the tetrazo component being a benzene derivative
  • C09B39/00 - Other azo dyes prepared by diazotising and coupling
  • C09B43/1245 - with formation of NHCOOR, NHCOSR or NHCSOR groups by acylation
  • C09B62/01 - Disazo or polyazo dyes

• US Classifications

  • 534 - Organic compounds
  • 008 - Bleaching and dyeing