2850391

Information

• Patent Grant
• 2850391

• References
• Source

• Patent Number

  2,850,391

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1958
  66 years ago

• CPC

  • F25D3/08 - portable
  • B65D81/18 - providing specific environment for contents
  • B65D81/3438 - specially adapted to be heated by steaming
  • F25D2303/0831 - the liquid is disposed in the space between the walls of the container
  • F25D2331/804 - Boxes

• US Classifications

  • 426 - Food or edible material: processes, compositions, and products
  • 126 - Stoves and furnaces
  • 206 - Special receptacle or package
  • 220 - Receptacles
  • 229 - Envelopes, wrappers, and paperboard boxes