3329690

Information

• Patent Grant
• 3329690

• References
• Source

• Patent Number

  3,329,690

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1967
  57 years ago

• CPC

  • G03C8/18 - Dye developers
  • C07D307/30 - with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
  • C09B43/003 - Cyclisation of azo dyes; Condensation of azo dyes with formation of ring
  • C09B43/202 - Aliphatic, cycloaliphatic, araliphatic carboxylic acids

• US Classifications

  • 548 - Organic compounds
  • 530 - Chemistry: natural resins or derivatives
  • 549 - Organic compounds
  • 558 - Organic compounds
  • 564 - Organic compounds