3909192

Information

• Patent Grant
• 3909192

• References
• Source

• Patent Number

  3,909,192

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1975
  49 years ago

• CPC

  • D06P3/76 - using basic dyes
  • C09B67/0076 - Preparations of cationic or basic dyes in liquid form
  • D06P3/522 - using basic dyes
  • D06P3/792 - using basic dyes

• US Classifications

  • 008 - Bleaching and dyeing