3522231

Information

• Patent Grant
• 3522231

• References
• Source

• Patent Number

  3,522,231

• Date Filed

  Not available

• Date Issued

  Tuesday, July 28, 1970
  54 years ago

• CPC

  • C09B62/012 - Metal complex azo dyes
  • C09B45/16 - containing chromium
  • C09B62/455 - Metal complex azo dyes

• US Classifications

  • 534 - Organic compounds