3649325

Information

• Patent Grant
• 3649325

• References
• Source

• Patent Number

  3,649,325

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1972
  52 years ago

• CPC

  • D06N7/0073 - the back coating or pre-coat being applied as an aqueous dispersion or latex
  • D06N2203/02 - Natural macromolecular compounds or derivatives thereof
  • D06N2205/04 - Foam
  • D06N2205/20 - Cured materials
  • D06N2207/08 - using gas
  • D06N2209/025 - Insulating, sound absorber
  • D06N2209/065 - Insulating
  • Y10T428/23986 - With coating, impregnation, or bond
  • Y10T428/249981 - Plural void-containing components

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 427 - Coating processes