2891951

Information

• Patent Grant
• 2891951

• References
• Source

• Patent Number

  2,891,951

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1959
  65 years ago

• CPC

  • C07C317/22 - with sulfone or sulfoxide groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
  • C09B51/005 - Nitroso dyes

• US Classifications

  • 544 - Organic compounds
  • 556 - Organic compounds
  • 562 - Organic compounds
  • 564 - Organic compounds