3655121

Information

• Patent Grant
• 3655121

• References
• Source

• Patent Number

  3,655,121

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1972
  53 years ago

• CPC

  • B65D27/00 - Envelopes or like essentially-rectangular containers for postal or other purposes having no structural provision for thickness of contents
  • B65D75/545 - the inserts or accessories being located within a pouch or envelope attached to the exterior of the packages
  • Y10S493/921 - having integrally formed insert

• US Classifications

  • 229 - Envelopes, wrappers, and paperboard boxes
  • 283 - Printed matter
  • 493 - Manufacturing container or tube from paper