3730336

Information

• Patent Grant
• 3730336

• References
• Source

• Patent Number

  3,730,336

• Date Filed

  Not available

• Date Issued

  Tuesday, May 1, 1973
  51 years ago

• CPC

  • B65D77/40 - Rigid cutting or tearing devices
  • B65D77/283 - located initially inside the container, whereby the straw is revealed only upon opening the container
  • B65D81/36 - adapted to be used for non-packaging purposes after removal of contents

• US Classifications

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