3684792

Information

• Patent Grant
• 3684792

• References
• Source

• Patent Number

  3,684,792

• Date Filed

  Not available

• Date Issued

  Tuesday, August 15, 1972
  52 years ago

• CPC

  • C09B43/32 - by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines by reacting keto-groups with amines
  • C09B29/338 - Heterocyclic arylides
  • C09B35/033 - in which the coupling component is an arylamide of an o-hydroxy-carboxylic acid or of a beta-keto-carboxylic acid
  • C09B43/38 - by reacting two or more ortho-hydroxy naphthoic acid dyes with polyamines

• US Classifications

  • 534 - Organic compounds
  • 106 - Compositions: coating or plastic
  • 546 - Organic compounds
  • 564 - Organic compounds