3168441

Information

• Patent Grant
• 3168441

• References
• Source

• Patent Number

  3,168,441

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1965
  59 years ago

• CPC

  • A61Q5/065 - Preparations for temporary colouring the hair
  • A61K8/355 - Quinones
  • C09B1/303 - only sulfonated in the anthracene nucleus
  • D06P3/3008 - using acid dyes
  • Y10S8/917 - Wool or silk

• US Classifications

  • 008 - Bleaching and dyeing
  • 552 - Organic compounds