3769013

Information

• Patent Grant
• 3769013

• References
• Source

• Patent Number

  3,769,013

• Date Filed

  Not available

• Date Issued

  Tuesday, October 30, 1973
  52 years ago

• CPC

  • C07D209/88 - with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
  • C09B1/205 - Dyes with an unsaturated C on the N atom attached to the nucleus
  • G03C1/58 - Coupling substances therefor

• US Classifications

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