2917215

Information

• Patent Grant
• 2917215

• References
• Source

• Patent Number

  2,917,215

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1959
  66 years ago

• CPC

  • B65D3/06 - essentially conical or frusto-conical
  • B65D3/14 - Discs fitting within container end and secured by bending, rolling, or folding operations
  • B65D3/22 - with double walls with walls incorporating air-chambers with walls made of laminated material
  • B65D77/2016 - the cover being maintained by projections or recesses on the container

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes