2912442

Information

• Patent Grant
• 2912442

• References
• Source

• Patent Number

  2,912,442

• Date Filed

  Not available

• Date Issued

  Tuesday, November 10, 1959
  65 years ago

• CPC

  • C07C63/40 - containing three or more carboxyl groups all bound to carbon atoms of the condensed ring system

• US Classifications

  • 549 - Organic compounds
  • 528 - Synthetic resins or natural rubbers
  • 552 - Organic compounds
  • 560 - Organic compounds
  • 562 - Organic compounds
  • 564 - Organic compounds