3329670

Information

• Patent Grant
• 3329670

• References
• Source

• Patent Number

  3,329,670

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1967
  57 years ago

• CPC

  • 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
  • G03C8/18 - Dye developers

• US Classifications

  • 534 - Organic compounds
  • 430 - Radiation imagery chemistry: process, composition, or product thereof