3920663

Information

• Patent Grant
• 3920663

• References
• Source

• Patent Number

  3,920,663

• Date Filed

  Not available

• Date Issued

  Tuesday, November 18, 1975
  49 years ago

• CPC

  • C07D209/90 - Benzo [c, d] indoles Hydrogenated benzo [c, d] indoles
  • C07G5/00 - Alkaloids

• US Classifications

  • 546 - Organic compounds
  • 548 - Organic compounds