3855161

Information

• Patent Grant
• 3855161

• References
• Source

• Patent Number

  3,855,161

• Date Filed

  Not available

• Date Issued

  Tuesday, December 17, 1974
  50 years ago

• CPC

  • C08J9/36 - After-treatment
  • C08J2361/02 - Condensation polymers of aldehydes or ketones only
  • C08J2361/24 - with urea or thiourea
  • Y10T428/8305 - Miscellaneous [e.g., treated surfaces, etc.]

• US Classifications

  • 521 - Synthetic resins or natural rubbers
  • 428 - Stock material or miscellaneous articles
  • 528 - Synthetic resins or natural rubbers