3626009

Information

• Patent Grant
• 3626009

• References
• Source

• Patent Number

  3,626,009

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1971
  53 years ago

• CPC

  • C07D213/53 - Nitrogen atoms
  • C09B1/205 - Dyes with an unsaturated C on the N atom attached to the nucleus
  • C09B1/547 - Anthraquinones with aromatic ether groups

• US Classifications

  • 564 - Organic compounds
  • 562 - Organic compounds