3677858

Information

• Patent Grant
• 3677858

• References
• Source

• Patent Number

  3,677,858

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1972
  52 years ago

• CPC

  • B29C66/21 - said joint lines being formed by a single dot or dash or by several dots or dashes
  • A61L15/425 - Porous materials
  • B29C65/02 - by heating, with or without pressure
  • B29C65/18 - using heated tools
  • B29C66/436 - Joining sheets for making articles comprising cushioning or padding materials, the weld being performed through the cushioning material
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29C66/712 - the composition of one of the parts to be joined being different from the composition of the other part
  • B29C66/727 - being porous
  • C08J5/121 - by heating
  • B29K2001/00 - Use of cellulose, modified cellulose or cellulose derivatives
  • B29K2105/04 - cellular or porous
  • B29L2009/00 - Layered products
  • Y10T156/1039 - Surface deformation only of sandwich or lamina [e.g., embossed panels]
  • Y10T428/249966 - Plural cellulosic components

• US Classifications

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