3822161

Information

• Patent Grant
• 3822161

• References
• Source

• Patent Number

  3,822,161

• Date Filed

  Not available

• Date Issued

  Tuesday, July 2, 1974
  50 years ago

• CPC

  • B29C51/325 - combined with means for forming a rim
  • A47G19/03 - for using only once
  • B29C51/14 - using multilayered preforms or sheets
  • B29C67/221 - Applying counter pressure during foaming
  • B32B27/00 - Layered products comprising a layer of synthetic resin
  • B29C51/08 - Deep drawing or matched-mould forming
  • B29K2025/00 - Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
  • B29K2105/04 - cellular or porous
  • B29K2105/256 - Sheet, plate, blank, film
  • B29L2009/00 - Layered products
  • B29L2031/7132 - Bowls, Cups, Glasses
  • B29L2031/7404 - Dishes
  • Y10T156/1054 - and simultaneously bonding [e.g., cut-seaming]

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 427 - Coating processes