3887555

Information

• Patent Grant
• 3887555

• References
• Source

• Patent Number

  3,887,555

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1975
  49 years ago

• CPC

  • C08G73/20 - Pyrrones
  • C08G73/0694 - with only two nitrogen atoms in the ring

• US Classifications

  • 544 - Organic compounds
  • 564 - Organic compounds