3281426

Information

• Patent Grant
• 3281426

• References
• Source

• Patent Number

  3,281,426

• Date Filed

  Not available

• Date Issued

  Tuesday, October 25, 1966
  58 years ago

• CPC

  • C09B69/00 - Dyes not provided for by a single group of this subclass
  • C07C17/32 - by introduction of halogenated alkyl groups into ring compounds
  • C07C45/68 - by increase in the number of carbon atoms
  • C07C46/00 - Preparation of quinones
  • C07C49/80 - containing halogen
  • C07C49/813 - polycyclic
  • C07C50/24 - containing halogen
  • C07C205/11 - having nitro groups bound to carbon atoms of six-membered aromatic rings
  • C07D307/89 - with two oxygen atoms directly attached in positions 1 and 3
  • C09B47/14 - having alkyl radicals substituted by halogen atoms

• US Classifications

  • 540 - Organic compounds
  • 008 - Bleaching and dyeing
  • 106 - Compositions: coating or plastic
  • 534 - Organic compounds
  • 549 - Organic compounds
  • 552 - Organic compounds
  • 556 - Organic compounds
  • 560 - Organic compounds
  • 562 - Organic compounds
  • 564 - Organic compounds
  • 568 - Organic compounds
  • 570 - Organic compounds