3519642

Information

• Patent Grant
• 3519642

• References
• Source

• Patent Number

  3,519,642

• Date Filed

  Not available

• Date Issued

  Tuesday, July 7, 1970
  54 years ago

• CPC

  • C09B62/78 - with other reactive groups
  • C09B62/00 - Reactive dyes
  • C09B62/44 - with the reactive group not directly attached to a heterocyclic ring
  • C09B62/443 - the reactive group being alternatively specified
  • C09B69/001 - Dyes containing an onium group attached to the dye skeleton via a bridge
  • C09B69/004 - Sulfonium group
  • Y10S8/918 - Cellulose textile

• US Classifications

  • 540 - Organic compounds
  • 008 - Bleaching and dyeing
  • 534 - Organic compounds
  • 546 - Organic compounds
  • 552 - Organic compounds