3531043

Information

• Patent Grant
• 3531043

• References
• Source

• Patent Number

  3,531,043

• Date Filed

  Not available

• Date Issued

  Tuesday, September 29, 1970
  54 years ago

• CPC

  • B65D85/542 - for tetrahedral packages
  • B65D5/02 - by folding or erecting a single blank to form a tubular body with or without subsequent folding operations, or the addition of separate elements, to close the ends of the body
  • B65D5/06 - with end-closing or contents-supporting elements formed by folding inwardly a wall extending from, and continuously around, an end of the tubular body
  • B65D85/54 - for articles of special shape not otherwise provided for
  • Y10S229/915 - Stacking feature

• US Classifications

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