3661857

Information

• Patent Grant
• 3661857

• References
• Source

• Patent Number

  3,661,857

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1972
  52 years ago

• CPC

  • C08G18/836 - by phosphorus containing compounds
  • C08K5/5373 - containing heterocyclic rings not representing cyclic esters of phosphonic acids

• US Classifications

  • 528 - Synthetic resins or natural rubbers
  • 106 - Compositions: coating or plastic
  • 521 - Synthetic resins or natural rubbers
  • 523 - Synthetic resins or natural rubbers
  • 524 - Synthetic resins or natural rubbers
  • 525 - Synthetic resins or natural rubbers