3885731

Information

• Patent Grant
• 3885731

• References
• Source

• Patent Number

  3,885,731

• Date Filed

  Not available

• Date Issued

  Tuesday, May 27, 1975
  49 years ago

• CPC

  • B65D77/2016 - the cover being maintained by projections or recesses on the container
  • B65D2577/205 - integral with the closure

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes
  • 426 - Food or edible material: processes, compositions, and products