2390189

Information

• Patent Grant
• 2390189

• References
• Source

• Patent Number

  2,390,189

• Date Filed

  Not available

• Date Issued

  Tuesday, December 4, 1945
  79 years ago

• CPC

  • C09J145/02 - Coumarone-indene polymers
  • C04B26/26 - Bituminous materials
  • C09J157/02 - Copolymers of mineral oil hydrocarbons
  • C04B2111/00482 - Coating or impregnation materials

• US Classifications

  • 524 - Synthetic resins or natural rubbers
  • 260 - Chemistry of carbon compounds