2643593

Information

• Patent Grant
• 2643593

• References
• Source

• Patent Number

  2,643,593

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1953
  72 years ago

• CPC

  • D21H19/04 - applied as foil
  • B65D3/22 - with double walls with walls incorporating air-chambers with walls made of laminated material
  • B65D65/40 - Applications of laminates for particular packaging purposes
  • Y10T428/31681 - Next to polyester, polyamide or polyimide [e.g., alkyd, glue, or nylon, etc.]
  • Y10T428/31775 - Paper

• US Classifications

  • 493 - Manufacturing container or tube from paper
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 229 - Envelopes, wrappers, and paperboard boxes
  • 428 - Stock material or miscellaneous articles