3149905

Information

• Patent Grant
• 3149905

• References
• Source

• Patent Number

  3,149,905

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1964
  60 years ago

• CPC

  • D06P1/24 - Anthraquinone dyes or anthracene nucleus containing vat dyes
  • C09B62/4409 - Anthracene dyes
  • C09B62/445 - Anthracene dyes
  • C09B62/523 - the reactive group being an esterified or non-esterified hydroxyalkyl sulfonyl amido or hydroxyalkyl amino sulfonyl group, a quaternised or non-quaternised amino alkyl sulfonyl amido group, or a substituted alkyl amino sulfonyl group, or a halogen alkyl sulfonyl amido or halogen alkyl amino sulfonyl group or a vinyl sulfonylamido or a substituted vinyl sulfonamido group
  • Y10S8/918 - Cellulose textile

• US Classifications

  • 008 - Bleaching and dyeing
  • 546 - Organic compounds