2376839

Information

• Patent Grant
• 2376839

• References
• Source

• Patent Number

  2,376,839

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1945
  79 years ago

• CPC

  • B65D3/10 - characterised by form of integral or permanently secured end closure
  • B31B1/00 - Box, carton, envelope or bag making machinery characterised by performing specific operations
  • B31B2201/61 - Moistening Drying Cooling Heating Sterilizing
  • B31B2201/88 - Printing, marking, embossing
  • B31B2217/0007 - Making collapsible boxes Making boxes being in a collapsed condition at least during some of the manufacturing steps
  • B31B2217/068 - having non-square, non-rectangular cross section
  • B31B2217/082 - Making boxes from tubular webs or blanks

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 034 - Drying and gas or vapor contact with solids
  • 101 - Printing