3804287

Information

• Patent Grant
• 3804287

• References
• Source

• Patent Number

  3,804,287

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1974
  50 years ago

• CPC

  • B65D17/506 - Rigid or semi-rigid members
  • B65D17/503 - applied to the internal part of the container wall only
  • B65D2517/0011 - push-down tear panel
  • B65D2517/0013 - pull-out tear panel
  • B65D2517/0038 - the plug being reinsertable into the opening
  • B65D2517/0062 - and provided with an additional U-shaped peripheral channel
  • B65D2517/0094 - formed as a separate opening
  • B65D2517/5032 - Laminated
  • B65D2517/5075 - Hand grip with finger opening

• US Classifications

  • 220 - Receptacles