3515334

Information

• Patent Grant
• 3515334

• References
• Source

• Patent Number

  3,515,334

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1970
  54 years ago

• CPC

  • B65D77/2052 - the container being weakened
  • B65D77/2092 - the means being a part initially broken from the container
  • B65D2577/2083 - in container flange
  • Y10S229/903 - Ovenable
  • Y10S229/924 - Means to facilitate gripping a tear strip

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes
  • 220 - Receptacles