3438779

Information

• Patent Grant
• 3438779

• References
• Source

• Patent Number

  3,438,779

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1969
  55 years ago

• CPC

  • C07D213/30 - Oxygen atoms
  • C07D213/20 - Quaternary compounds thereof
  • C07D215/10 - Quaternary compounds
  • C07D235/06 - with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
  • C07D257/04 - Five-membered rings
  • C07D277/22 - with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
  • C07D277/62 - Benzothiazoles
  • C07D277/64 - with only hydrocarbon or substituted hydrocarbon radicals attached in position 2
  • C07D277/84 - Naphthothiazoles
  • C07D293/06 - Selenazoles Hydrogenated selenazoles
  • G03C1/835 - Macromolecular substances therefor
  • G03C8/56 - Mordant layers
  • Y10S430/142 - Dye mordant

• US Classifications

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