3563843

Information

• Patent Grant
• 3563843

• References
• Source

• Patent Number

  3,563,843

• Date Filed

  Not available

• Date Issued

  Tuesday, February 16, 1971
  53 years ago

• CPC

  • B31F1/2827 - Edge treatment
  • Y10S229/939 - Container made of corrugated paper or corrugated paperboard
  • Y10T428/2419 - Fold at edge
  • Y10T428/24694 - Parallel corrugations
  • Y10T428/24777 - Edge feature
  • Y10T428/31982 - Wood or paper
  • Y10T428/31993 - Of paper

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 229 - Envelopes, wrappers, and paperboard boxes