3647848

Information

• Patent Grant
• 3647848

• References
• Source

• Patent Number

  3,647,848

• Date Filed

  Not available

• Date Issued

  Tuesday, March 7, 1972
  53 years ago

• CPC

  • C08G18/78 - Nitrogen
  • C08G18/4205 - containing cyclic groups
  • C08G18/725 - Combination of polyisocyanates of C08G18/78 with other polyisocyanates
  • C08G18/7806 - containing -N-C=0 groups
  • C08G18/7831 - containing biuret groups
  • C08G18/807 - with nitrogen containing compounds

• US Classifications

  • 560 - Organic compounds
  • 521 - Synthetic resins or natural rubbers
  • 525 - Synthetic resins or natural rubbers
  • 528 - Synthetic resins or natural rubbers
  • 544 - Organic compounds