3861579

Information

• Patent Grant
• 3861579

• References
• Source

• Patent Number

  3,861,579

• Date Filed

  Not available

• Date Issued

  Tuesday, January 21, 1975
  50 years ago

• CPC

  • B65D5/48012 - combined with inserted partitions
  • B65D5/48008 - formed by folding extensions hinged to the upper or lower edges of a tubular body

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes