3829452

Information

• Patent Grant
• 3829452

• References
• Source

• Patent Number

  3,829,452

• Date Filed

  Not available

• Date Issued

  Tuesday, August 13, 1974
  50 years ago

• CPC

  • C09B1/30 - sulfonated
  • C07C209/64 - by disproportionation
  • C09B1/34 - sulfonated
  • C09B1/343 - only sulfonated in the anthracene nucleus
  • C09B62/80 - Anthracene dyes
  • Y10S8/917 - Wool or silk
  • Y10S8/924 - Polyamide fiber

• US Classifications

  • 552 - Organic compounds
  • 008 - Bleaching and dyeing
  • 548 - Organic compounds