3634091

Information

• Patent Grant
• 3634091

• References
• Source

• Patent Number

  3,634,091

• Date Filed

  Not available

• Date Issued

  Tuesday, January 11, 1972
  53 years ago

• CPC

  • G03C7/29 - Azo dyes therefor
  • C09B31/025 - containing acid groups
  • C09B35/04 - the tetrazo component being a benzene derivative
  • C09B43/12 - by acylation of amino groups

• US Classifications

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