3565627

Information

• Patent Grant
• 3565627

• References
• Source

• Patent Number

  3,565,627

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1971
  53 years ago

• CPC

  • G03C1/83 - Organic dyestuffs therefor
  • C07C46/00 - Preparation of quinones
  • C07C50/02 - with monocyclic quinoid structure
  • C07C50/06 - with unsaturation outside the quinoid structure
  • C07C50/12 - Naphthoquinones
  • C07C50/24 - containing halogen
  • C07C50/38 - containing -CHO or non-quinoid keto groups

• US Classifications

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