3708293

Information

• Patent Grant
• 3708293

• References
• Source

• Patent Number

  3,708,293

• Date Filed

  Not available

• Date Issued

  Tuesday, January 2, 1973
  51 years ago

• CPC

  • C09B47/30 - Metal-free phthalocyanines
  • C09B47/04 - Phthalocyanines abbreviation: Pc
  • C09B47/073 - Preparation from isoindolenines
  • C09B67/0026 - of phthalocyanine pigments
  • G03G5/0696 - Phthalocyanines
  • G03G17/04 - using photoelectrophoresis

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 252 - Compositions
  • 540 - Organic compounds