3679675

Information

• Patent Grant
• 3679675

• References
• Source

• Patent Number

  3,679,675

• Date Filed

  Not available

• Date Issued

  Tuesday, July 25, 1972
  52 years ago

• CPC

  • C09B62/016 - Porphines Azoporphines
  • Y10S8/918 - Cellulose textile

• US Classifications

  • 540 - Organic compounds
  • 008 - Bleaching and dyeing
  • 544 - Organic compounds
  • 548 - Organic compounds