3031466

Information

• Patent Grant
• 3031466

• References
• Source

• Patent Number

  3,031,466

• Date Filed

  Not available

• Date Issued

  Tuesday, April 24, 1962
  62 years ago

• CPC

  • C07C50/34 - the quinoid structure being part of a condensed ring system having three rings
  • C09B1/02 - Hydroxy-anthraquinones Ethers or esters thereof

• US Classifications

  • 552 - Organic compounds