2013791

Information

• Patent Grant
• 2013791

• References
• Source

• Patent Number

  2,013,791

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1935
  89 years ago

• CPC

  • C09B1/22 - Dyes with unsubstituted amino groups
  • C09B3/00 - Dyes with an anthracene nucleus condensed with one or more carbocyclic rings
  • C09B3/46 - by halogenation
  • C09B7/04 - Halogenation thereof

• US Classifications

  • 552 - Organic compounds
  • 548 - Organic compounds
  • 549 - Organic compounds