3808194

Information

• Patent Grant
• 3808194

• References
• Source

• Patent Number

  3,808,194

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1974
  50 years ago

• CPC

  • C09B43/145 - with polycarboxylic acids
  • G03C7/29 - Azo dyes therefor

• US Classifications

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