3676206

Information

• Patent Grant
• 3676206

• References
• Source

• Patent Number

  3,676,206

• Date Filed

  Not available

• Date Issued

  Tuesday, July 11, 1972
  52 years ago

• CPC

  • D06N3/126 - Poly-amino acids
  • C08L75/04 - Polyurethanes
  • Y10S428/904 - Artificial leather
  • Y10T428/249955 - Void-containing component partially impregnated with adjacent component
  • Y10T428/249991 - Synthetic resin or natural rubbers
  • Y10T442/2139 - Coating or impregnation specified as porous or permeable to a specific substance [e.g., water vapor, air, etc.]
  • Y10T442/2377 - Improves elasticity

• US Classifications

  • 442 - Fabric
  • 428 - Stock material or miscellaneous articles
  • 521 - Synthetic resins or natural rubbers
  • 524 - Synthetic resins or natural rubbers
  • 525 - Synthetic resins or natural rubbers