3628689

Information

• Patent Grant
• 3628689

• References
• Source

• Patent Number

  3,628,689

• Date Filed

  Not available

• Date Issued

  Tuesday, December 21, 1971
  52 years ago

• CPC

  • B65D17/502 - applied to the external part of the container wall only
  • B65D2517/0013 - pull-out tear panel
  • B65D2517/0061 - U-shaped
  • B65D2517/5013 - the tape covering almost the whole of the container end panel
  • B65D2517/5027 - Single layer
  • B65D2517/5045 - Down-turned flange
  • B65D2517/5078 - finger opening edge rolled or folded over
  • B65D2517/5083 - with means facilitating initial lifting of tape

• US Classifications

  • 220 - Receptacles
  • 229 - Envelopes, wrappers, and paperboard boxes