2841279

Information

• Patent Grant
• 2841279

• References
• Source

• Patent Number

  2,841,279

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1958
  66 years ago

• CPC

  • B65D71/20 - Slits or openings along the fold line of the tubular body
  • B65D71/30 - unitary
  • B65D71/34 - characterised by weakened lines or other opening devices
  • B65D2571/00185 - by tabs cut within one end and facing away from the other end when blank is unfolded, and co-operting with openings at the other end
  • B65D2571/00197 - by tabs cut within one end and facing laterally or diagonally and co-operting with openings at the other end
  • B65D2571/00277 - Slits or openings formed along a fold line
  • B65D2571/00481 - and formed by portions of the top wall being cut out and folded upwardly
  • B65D2571/00512 - movable or foldable between an extended and a retracted position
  • B65D2571/00561 - Lines of weakness
  • B65D2571/0066 - formed from one single sheet
  • B65D2571/00716 - tubular without end walls
  • B65D2571/00839 - Integral reinforcements
  • B65D2571/0087 - Special features for machine processing
  • Y10S229/915 - Stacking feature

• US Classifications

  • 206 - Special receptacle or package
  • 229 - Envelopes, wrappers, and paperboard boxes