3690509

Information

• Patent Grant
• 3690509

• References
• Source

• Patent Number

  3,690,509

• Date Filed

  Not available

• Date Issued

  Tuesday, September 12, 1972
  52 years ago

• CPC

  • B65D17/165 - for opening partially by means of a tearing tab
  • A47G19/2216 - Sanitary lip guards mounted on the rim
  • B65D17/502 - applied to the external part of the container wall only
  • B65D2517/0013 - pull-out tear panel
  • B65D2517/0061 - U-shaped
  • B65D2517/0098 - Means for preventing dust contacting pouring opening
  • B65D2517/5029 - and connected to container by local areas of adhesive
  • B65D2517/5037 - Unusual details
  • B65D2517/5089 - Lift- or tear-tab formed as a separate piece from flexible tape of foil-like material

• US Classifications

  • 220 - Receptacles
  • 229 - Envelopes, wrappers, and paperboard boxes