1809451

Information

• Patent Grant
• 1809451

• References
• Source

• Patent Number

  1,809,451

• Date Filed

  Not available

• Date Issued

  Tuesday, June 9, 1931
  93 years ago

• CPC

  • B65D17/506 - Rigid or semi-rigid members
  • B65D51/20 - Caps, lids, or covers co-operating with an inner closure arranged to be opened by piercing, cutting, or tearing
  • B65D2251/0018 - of the 43-type
  • B65D2251/0071 - of the 17-type
  • B65D2517/0043 - in the form of a plug
  • B65D2517/5048 - rolled or folded back
  • B65D2517/5081 - the hand grip formed as an annular or U-shaped element

• US Classifications

  • 220 - Receptacles