3909448

Information

• Patent Grant
• 3909448

• References
• Source

• Patent Number

  3,909,448

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1975
  49 years ago

• CPC

  • C09K15/30 - containing heterocyclic ring with at least one nitrogen atom as ring member
  • C08K5/46 - with oxygen or nitrogen in the ring
  • Y10S524/929 - Natural rubber broadly disclosed, nonclaimed

• US Classifications

  • 252 - Compositions
  • 524 - Synthetic resins or natural rubbers