2308980

Information

• Patent Grant
• 2308980

• References
• Source

• Patent Number

  2,308,980

• Date Filed

  Not available

• Date Issued

  Tuesday, January 19, 1943
  82 years ago

• CPC

  • C04B41/009 - characterised by the material treated
  • C04B41/4823 - Phenol-formaldehyde condensation products
  • C04B41/63 - Macromolecular compounds

• US Classifications

  • 524 - Synthetic resins or natural rubbers
  • 525 - Synthetic resins or natural rubbers