1867035

Information

• Patent Grant
• 1867035

• References
• Source

• Patent Number

  1,867,035

• Date Filed

  Not available

• Date Issued

  Tuesday, July 12, 1932
  93 years ago

• CPC

  • D06P1/67341 - of elements different from the alkaline or alkaline-earth metals or with anions containing those elements
  • D06P1/6425 - Compounds containing hydrazine or azo groups
  • D06P1/6491 - (Thio)urea or (cyclic) derivatives

• US Classifications

  • 008 - Bleaching and dyeing