2132190

Information

• Patent Grant
• 2132190

• References
• Source

• Patent Number

  2,132,190

• Date Filed

  Not available

• Date Issued

  Tuesday, October 4, 1938
  86 years ago

• CPC

  • C09B1/44 - the acyl groups being residues of a heterocyclic carboxylic acid

• US Classifications

  • 548 - Organic compounds
  • 544 - Organic compounds