3750931

Information

• Patent Grant
• 3750931

• References
• Source

• Patent Number

  3,750,931

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1973
  52 years ago

• CPC

  • B65D5/0227 - with end closures formed by inward folding of flaps and securing them by heat-sealing, adhesive applied to the flaps or staples
  • B65D5/42 - Details of containers or of foldable or erectable container blanks
  • B31B2201/288 - for setting-up boxes having their opening facing upwardly
  • B31B2203/003 - Making collapsible boxes Making boxes being in a collapsed condition at least during some of the manufacturing steps
  • Y10S229/90 - including means to facilitate handling by a mechanical apparatus during manufacturing or filling
  • Y10S229/917 - Stacking of collapsed container or blank

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes
  • 053 - Package making
  • 221 - Article dispensing
  • 493 - Manufacturing container or tube from paper