3920710

Information

• Patent Grant
• 3920710

• References
• Source

• Patent Number

  3,920,710

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1975
  49 years ago

• CPC

  • A61K8/418 - containing nitro groups
  • A61Q5/065 - Preparations for temporary colouring the hair
  • C09B51/00 - Nitro or nitroso dyes
  • D06P3/08 - using oxidation dyes

• US Classifications

  • 564 - Organic compounds