3647787

Information

• Patent Grant
• 3647787

• References
• Source

• Patent Number

  3,647,787

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1972
  52 years ago

• CPC

  • C07D501/10 - from compounds containing the penicillin ring system

• US Classifications

  • 540 - Organic compounds