2040154

Information

• Patent Grant
• 2040154

• References
• Source

• Patent Number

  2,040,154

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1936
  88 years ago

• CPC

  • B65D5/6608 - the lid being held in closed position by self-locking integral flaps
  • B31B3/00 - Machinery characterised by making boxes or cartons by folding single-piece sheets, blanks, or webs
  • B65D5/0209 - the tubular body having a curved or partially curved cross-section
  • B31B2201/6091 - by folding or tucking-in locking flaps
  • B31B2203/064 - Making boxes of curved cross section
  • B31B2203/082 - Making boxes from tubular webs or blanks, including tube or bottom forming operations
  • B31B2203/101 - Making boxes having a hinged cover

• US Classifications

  • 493 - Manufacturing container or tube from paper