3825527

Information

• Patent Grant
• 3825527

• References
• Source

• Patent Number

  3,825,527

• Date Filed

  Not available

• Date Issued

  Tuesday, July 23, 1974
  50 years ago

• CPC

  • C09B43/32 - by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines by reacting keto-groups with amines
  • C09B1/42 - the acyl groups being residues of an aromatic carboxylic acid
  • C09B43/34 - by reacting ortho- or peri-dicarboxylic dyes

• US Classifications

  • 534 - Organic compounds
  • 106 - Compositions: coating or plastic
  • 548 - Organic compounds