1787069

Information

• Patent Grant
• 1787069

• References
• Source

• Patent Number

  1,787,069

• Date Filed

  Not available

• Date Issued

  Tuesday, December 30, 1930
  93 years ago

• CPC

  • C09B5/008 - only N-containing hetero rings
  • C09B5/38 - Compounds containing acridone and carbazole rings

• US Classifications

  • 546 - Organic compounds