2709696

Information

• Patent Grant
• 2709696

• References
• Source

• Patent Number

  2,709,696

• Date Filed

  Not available

• Date Issued

  Tuesday, May 31, 1955
  69 years ago

• CPC

  • C14C3/24 - using lignin derivatives

• US Classifications

  • 527 - Synthetic resins or natural rubbers
  • 008 - Bleaching and dyeing
  • 530 - Chemistry: natural resins or derivatives