3669971

Information

• Patent Grant
• 3669971

• References
• Source

• Patent Number

  3,669,971

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1972
  52 years ago

• CPC

  • C07D221/16 - containing carbocyclic rings other than six-membered
  • C07D219/16 - with acyl radicals, substituted by nitrogen atoms, attached to the ring nitrogen atom
  • Y10S514/821 - Antiarrhythmic

• US Classifications

  • 546 - Organic compounds
  • 514 - Drug, bio-affecting and body treating compositions
  • 544 - Organic compounds