3440131

Information

• Patent Grant
• 3440131

• References
• Source

• Patent Number

  3,440,131

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1969
  55 years ago

• CPC

  • C08L89/06 - derived from leather or skin
  • D04H1/587 - characterised by the bonding agents used
  • D04H1/64 - the bonding agent being applied in wet state
  • Y10T428/23914 - Interlaminar
  • Y10T428/23979 - Particular backing structure or composition
  • Y10T442/3732 - Including an additional nonwoven fabric
  • Y10T442/3764 - Coated, impregnated, or autogenously bonded
  • Y10T442/3772 - Hydroentangled
  • Y10T442/627 - Strand or fiber material is specified as non-linear [e.g., crimped, coiled, etc.]
  • Y10T442/666 - Mechanically interengaged by needling or impingement of fluid [e.g., gas or liquid stream, etc.]

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 106 - Compositions: coating or plastic
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 442 - Fabric