3618758

Information

• Patent Grant
• 3618758

• References
• Source

• Patent Number

  3,618,758

• Date Filed

  Not available

• Date Issued

  Tuesday, November 9, 1971
  53 years ago

• CPC

  • B65D5/5021 - Integral elements for containers formed by folding-up portions connected to a central panel from all sides
  • B65D85/542 - for tetrahedral packages

• US Classifications

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