3616989

Information

• Patent Grant
• 3616989

• References
• Source

• Patent Number

  3,616,989

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1971
  53 years ago

• CPC

  • B65D5/308 - the slot being provided in a lateral extension of a side wall combined with a tongue being a part of an adjacent side wall
  • B65D5/64 - Lids

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes