3679684

Information

• Patent Grant
• 3679684

• References
• Source

• Patent Number

  3,679,684

• Date Filed

  Not available

• Date Issued

  Tuesday, July 25, 1972
  52 years ago

• CPC

  • C09B1/44 - the acyl groups being residues of a heterocyclic carboxylic acid
  • C09B6/00 - Anthracene dyes not provided for above

• US Classifications

  • 546 - Organic compounds
  • 106 - Compositions: coating or plastic