3750363

Information

• Patent Grant
• 3750363

• References
• Source

• Patent Number

  3,750,363

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1973
  53 years ago

• CPC

  • B65D71/20 - Slits or openings along the fold line of the tubular body
  • B65D71/26 - extending from the upper or lower wall
  • B65D71/32 - formed by finger-holes
  • 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
  • B65D2571/00265 - extending from the upper or lower wall
  • B65D2571/00277 - Slits or openings formed along a fold line
  • B65D2571/00444 - for fingers
  • B65D2571/00567 - defining a narrow removable strip
  • B65D2571/0066 - formed from one single sheet
  • B65D2571/00716 - tubular without end walls
  • B65D2571/0087 - Special features for machine processing

• US Classifications

  • 053 - Package making