2405438

Information

• Patent Grant
• 2405438

• References
• Source

• Patent Number

  2,405,438

• Date Filed

  Not available

• Date Issued

  Tuesday, August 6, 1946
  78 years ago

• CPC

  • A62D1/0078 - containing proteins or protein derivatives

• US Classifications

  • 252 - Compositions
  • 516 - Colloid systems and wetting agents
  • 530 - Chemistry: natural resins or derivatives