2276169

Information

• Patent Grant
• 2276169

• References
• Source

• Patent Number

  2,276,169

• Date Filed

  Not available

• Date Issued

  Tuesday, March 10, 1942
  82 years ago

• CPC

  • C09B33/22 - Trisazo dyes of the type A->B->K<-C
  • C09B33/18 - Trisazo or higher polyazo dyes
  • C09B35/44 - the component K being a hydroxy amine

• US Classifications

  • 534 - Organic compounds