3785829

Information

• Patent Grant
• 3785829

• References
• Source

• Patent Number

  3,785,829

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1974
  51 years ago

• CPC

  • C07C323/21 - with the sulfur atom of the thio group bound to a carbon atom of a six-membered aromatic ring being part of a condensed ring system
  • C07C313/02 - Sulfinic acids Derivatives thereof
  • C07C317/22 - with sulfone or sulfoxide groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
  • C07C323/38 - with the sulfur atom of the thio group bound to a carbon atom of a six-membered aromatic ring being part of a condensed ring system
  • G03C7/3335 - containing an azo chromophore
  • G03C7/344 - Naphtholic couplers

• US Classifications

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