3047577

Information

• Patent Grant
• 3047577

• References
• Source

• Patent Number

  3,047,577

• Date Filed

  Not available

• Date Issued

  Tuesday, July 31, 1962
  63 years ago

• CPC

  • C09B3/30 - Preparation from starting materials already containing the dibenzanthrone or isodibenzanthrone nucleus
  • C09B3/64 - Preparation from starting materials already containing the anthanthrone nucleus
  • C09B5/14 - Benz-azabenzanthrones (anthrapyridones)

• US Classifications

  • 546 - Organic compounds
  • 552 - Organic compounds