3861937

Information

• Patent Grant
• 3861937

• References
• Source

• Patent Number

  3,861,937

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1975
  50 years ago

• CPC

  • B29C59/025 - Fibrous surfaces with piles or similar fibres substantially perpendicular to the surface
  • B44F9/12 - of leather
  • D06N3/0095 - by inversion technique; by transfer processes
  • D06N3/14 - with polyurethanes
  • Y10S428/904 - Artificial leather
  • Y10T428/2395 - Nap type surface
  • Y10T428/24438 - Artificial wood or leather grain surface
  • Y10T428/26 - Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 427 - Coating processes