3310563

Information

• Patent Grant
• 3310563

• References
• Source

• Patent Number

  3,310,563

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1967
  57 years ago

• CPC

  • C09B57/12 - Perinones
  • C09B1/32 - substituted by aryl groups
  • C09B1/42 - the acyl groups being residues of an aromatic carboxylic acid
  • C09B1/514 - N-aryl derivatives
  • C09B1/545 - Anthraquinones with aliphatic, cycloaliphatic or araliphatic ether groups
  • C09B5/2436 - only nitrogen-containing hetero rings

• US Classifications

  • 546 - Organic compounds