3501421

Information

• Patent Grant
• 3501421

• References
• Source

• Patent Number

  3,501,421

• Date Filed

  Not available

• Date Issued

  Tuesday, March 17, 1970
  55 years ago

• CPC

  • C08G79/04 - Phosphorus linked to oxygen or to oxygen and carbon
  • C07F9/4006 - Esters of acyclic acids which can have further substituents on alkyl
  • C08G18/3889 - having nitrogen in addition to phosphorus
  • C08G18/4684 - containing phosphorus
  • C08G59/4071 - phosphorus containing compounds
  • C08G63/685 - containing nitrogen
  • C08G63/6924 - derived from polycarboxylic acids and polyhydroxy compounds
  • C08G65/2639 - the other compounds containing elements other than oxygen, nitrogen or sulfur

• US Classifications

  • 521 - Synthetic resins or natural rubbers
  • 528 - Synthetic resins or natural rubbers
  • 987 - Organic compounds containing a bi, sb, as, or p atom or containing a metal atom of the 6th to 8th group of the periodic system