2687939

Information

• Patent Grant
• 2687939

• References
• Source

• Patent Number

  2,687,939

• Date Filed

  Not available

• Date Issued

  Tuesday, August 31, 1954
  70 years ago

• CPC

  • D06P1/12 - prepared in situ
  • C09B57/002 - Aminoketone dyes
  • Y10S8/921 - Cellulose ester or ether
  • Y10S8/922 - Polyester fiber
  • Y10S8/924 - Polyamide fiber

• US Classifications

  • 008 - Bleaching and dyeing
  • 552 - Organic compounds