3917449

Information

• Patent Grant
• 3917449

• References
• Source

• Patent Number

  3,917,449

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1975
  49 years ago

• CPC

  • D06P3/24 - polyamides polyurethanes
  • D06P1/5285 - Polyurethanes; Polyurea; Polyguanides
  • Y10S8/924 - Polyamide fiber
  • Y10S8/929 - Carpet dyeing
  • Y10T442/2557 - Oxygen or ozone resistant

• US Classifications

  • 008 - Bleaching and dyeing
  • 442 - Fabric