3068221

Information

• Patent Grant
• 3068221

• References
• Source

• Patent Number

  3,068,221

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1962
  62 years ago

• CPC

  • C07D311/50 - with elements other than carbon and hydrogen in position 3
  • C07H17/075 - Benzo[b]pyran-2-ones

• US Classifications

  • 536 - Organic compounds