3539619

Information

• Patent Grant
• 3539619

• References
• Source

• Patent Number

  3,539,619

• Date Filed

  Not available

• Date Issued

  Tuesday, November 10, 1970
  54 years ago

• CPC

  • C07C63/337 - with carboxyl groups bound to condensed ring systems

• US Classifications

  • 560 - Organic compounds
  • 562 - Organic compounds