2798631

Information

• Patent Grant
• 2798631

• References
• Source

• Patent Number

  2,798,631

• Date Filed

  Not available

• Date Issued

  Tuesday, July 9, 1957
  67 years ago

• CPC

  • B65D43/0266 - inside a peripheral U-shaped channel in the mouth of the container
  • B65D75/32 - one or both sheets or blanks being recessed to accommodate contents
  • B65D75/322 - and forming one compartment
  • B65D77/30 - Opening or contents-removing devices added or incorporated during filling or closing of containers
  • B65D2101/0023 - Tearable part of the closure
  • B65D2101/0092 - Tearable part both of the container and of the closure
  • B65D2543/00092 - circular
  • B65D2543/00268 - Paper
  • B65D2543/00277 - Metal
  • B65D2543/00296 - Plastic
  • B65D2543/00351 - Dome-like
  • B65D2543/00453 - in a peripheral U-shaped channel of the container
  • Y10T29/49893 - Peripheral joining of opposed mirror image parts to form a hollow body

• US Classifications

  • 220 - Receptacles
  • 029 - Metal working