3820657

Information

• Patent Grant
• 3820657

• References
• Source

• Patent Number

  3,820,657

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  51 years ago

• CPC

  • B65D71/004 - with individual openings for holding the articles
  • B65D71/0003 - Tray-like elements provided with handles, for storage or transport of several articles
  • B65D2571/00148 - heat sealede or welded
  • B65D2571/00283 - Openings in at least a side wall
  • B65D2571/0029 - Openings in top or bottom walls
  • B65D2571/00339 - extending from the upper or lower wall
  • B65D2571/00487 - and formed integrally with a partition
  • B65D2571/0066 - formed from one single sheet
  • B65D2571/00734 - the end walls being closed by heat sealing

• US Classifications

  • 206 - Special receptacle or package