3501453

Information

• Patent Grant
• 3501453

• References
• Source

• Patent Number

  3,501,453

• Date Filed

  Not available

• Date Issued

  Tuesday, March 17, 1970
  54 years ago

• CPC

  • C09B43/1242 - with heterocyclic monocarboxylic acids
  • C09B43/12 - by acylation of amino groups
  • C09B44/02 - containing ammonium groups not directly attached to an azo group
  • C09B44/06 - from coupling components containing hydroxyl as the only directing group
  • Y10S8/927 - Polyacrylonitrile fiber

• US Classifications

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