2212590

Information

• Patent Grant
• 2212590

• References
• Source

• Patent Number

  2,212,590

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1940
  84 years ago

• CPC

  • C09B43/00 - Preparation of azo dyes from other azo compounds
  • C09B43/10 - with formation of a new azo or an azoxy bridge

• US Classifications

  • 534 - Organic compounds