3637581

Information

• Patent Grant
• 3637581

• References
• Source

• Patent Number

  3,637,581

• Date Filed

  Not available

• Date Issued

  Tuesday, January 25, 1972
  53 years ago

• CPC

  • C09B69/108 - containing a phthalocyanine dye
  • C08F4/04 - Azo-compounds
  • C09B47/08 - Preparation from other phthalocyanine compounds
  • C09B68/24 - Azo-coupling
  • Y10S534/03 - Polymeric azo compounds or azo compounds containing polymeric moieties

• US Classifications

  • 526 - Synthetic resins or natural rubbers
  • 008 - Bleaching and dyeing
  • 524 - Synthetic resins or natural rubbers
  • 534 - Organic compounds
  • 540 - Organic compounds