3723222

Information

• Patent Grant
• 3723222

• References
• Source

• Patent Number

  3,723,222

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1973
  51 years ago

• CPC

  • B31F1/2809 - characterised by the chemical composition of the glue
  • B32B27/00 - Layered products comprising a layer of synthetic resin
  • B65D65/403 - with at least one corrugated layer
  • Y10T156/1016 - Transverse corrugating
  • Y10T156/1021 - Treating material of corrugated lamina or dry adhesive thereon to render tacky
  • Y10T156/1025 - to form undulated to corrugated sheet and securing to base with parts of shaped areas out of contact

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture