3304310

Information

• Patent Grant
• 3304310

• References
• Source

• Patent Number

  3,304,310

• Date Filed

  Not available

• Date Issued

  Tuesday, February 14, 1967
  57 years ago

• CPC

  • C09B5/62 - Cyclic imides or amidines of peri-dicarboxylic acids of the anthracene, benzanthrene, or perylene series
  • C07D333/38 - Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen
  • C09B1/42 - the acyl groups being residues of an aromatic carboxylic acid
  • C09B1/445 - dicarboxylic
  • C09B1/467 - attached to two or more anthraquinone rings
  • C09B3/38 - by introduction of hydrocarbon or acyl residues into amino groups
  • C09B5/28 - Anthrimide carbazoles
  • C09B5/40 - Condensation products of benzanthronyl-amino-anthraquinones
  • C09B62/06 - Anthracene dyes

• US Classifications

  • 548 - Organic compounds
  • 534 - Organic compounds
  • 544 - Organic compounds
  • 546 - Organic compounds
  • 549 - Organic compounds
  • 552 - Organic compounds