3304311

Information

• Patent Grant
• 3304311

• References
• Source

• Patent Number

  3,304,311

• Date Filed

  Not available

• Date Issued

  Tuesday, February 14, 1967
  58 years ago

• CPC

  • C09B5/32 - 1.3 azoles of the anthracene series
  • C09B1/20 - Preparation from starting materials already containing the anthracene nucleus
  • C09B5/24 - the heterocyclic rings being only condensed with an anthraquinone nucleus in 1-2 or 2-3 position
  • C09B62/004 - Anthracene dyes

• US Classifications

  • 548 - Organic compounds
  • 008 - Bleaching and dyeing
  • 549 - Organic compounds