3867479

Information

• Patent Grant
• 3867479

• References
• Source

• Patent Number

  3,867,479

• Date Filed

  Not available

• Date Issued

  Tuesday, February 18, 1975
  49 years ago

• CPC

  • D06P3/521 - using acid dyes
  • C08G63/6856 - Dicarboxylic acids and dihydroxy compounds

• US Classifications

  • 528 - Synthetic resins or natural rubbers
  • 525 - Synthetic resins or natural rubbers