2964536

Information

• Patent Grant
• 2964536

• References
• Source

• Patent Number

  2,964,536

• Date Filed

  Not available

• Date Issued

  Tuesday, December 13, 1960
  64 years ago

• CPC

  • C07C49/613 - polycyclic
  • C07C50/16 - the quinoid structure being part of a condensed ring system containing three rings

• US Classifications

  • 552 - Organic compounds
  • 204 - Chemistry: electrical and wave energy