2667475

Information

• Patent Grant
• 2667475

• References
• Source

• Patent Number

  2,667,475

• Date Filed

  Not available

• Date Issued

  Tuesday, January 26, 1954
  70 years ago

• CPC

  • A61K38/015 - from keratin
  • C07K14/4741 - Keratin; Cytokeratin

• US Classifications

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