2439804

Information

• Patent Grant
• 2439804

• References
• Source

• Patent Number

  2,439,804

• Date Filed

  Not available

• Date Issued

  Tuesday, April 20, 1948
  76 years ago

• CPC

  • C09B49/06 - from azines, oxazines, thiazines or thiazoles
  • C09B43/00 - Preparation of azo dyes from other azo compounds

• US Classifications

  • 534 - Organic compounds