2506023

Information

• Patent Grant
• 2506023

• References
• Source

• Patent Number

  2,506,023

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1950
  75 years ago

• CPC

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

• US Classifications

  • 546 - Organic compounds
  • 544 - Organic compounds
  • 552 - Organic compounds