1972095

Information

• Patent Grant
• 1972095

• References
• Source

• Patent Number

  1,972,095

• Date Filed

  Not available

• Date Issued

  Tuesday, September 4, 1934
  90 years ago

• CPC

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

• US Classifications

  • 546 - Organic compounds