2091242

Information

• Patent Grant
• 2091242

• References
• Source

• Patent Number

  2,091,242

• Date Filed

  Not available

• Date Issued

  Tuesday, August 24, 1937
  87 years ago

• CPC

  • C09B3/06 - Preparation from starting materials already containing the benzanthrone nucleus

• US Classifications

  • 552 - Organic compounds