3497527

Information

• Patent Grant
• 3497527

• References
• Source

• Patent Number

  3,497,527

• Date Filed

  Not available

• Date Issued

  Tuesday, February 24, 1970
  54 years ago

• CPC

  • C09B1/547 - Anthraquinones with aromatic ether groups
  • C09B1/32 - substituted by aryl groups
  • C09B1/5145 - only amino and hydroxy groups

• US Classifications

  • 548 - Organic compounds
  • 540 - Organic compounds
  • 546 - Organic compounds
  • 552 - Organic compounds