3682978

Information

• Patent Grant
• 3682978

• References
• Source

• Patent Number

  3,682,978

• Date Filed

  Not available

• Date Issued

  Tuesday, August 8, 1972
  52 years ago

• CPC

  • C09B1/542 - Anthraquinones with aliphatic, cycloaliphatic, araliphatic or aromatic ether groups
  • C09B1/202 - sulfonated
  • C09B1/36 - Dyes with acylated amino groups
  • C09B1/52 - sulfonated
  • C09B1/585 - substituted by aryl radicals

• US Classifications

  • 552 - Organic compounds