2580461

Information

• Patent Grant
• 2580461

• References
• Source

• Patent Number

  2,580,461

• Date Filed

  Not available

• Date Issued

  Tuesday, January 1, 1952
  73 years ago

• CPC

  • D21H21/143 - Agents preventing ageing of paper
  • C08K5/1345 - Carboxylic esters of phenolcarboxylic acids
  • Y10T428/31971 - Of carbohydrate

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 162 - Paper making and fiber liberation
  • 252 - Compositions
  • 424 - Drug, bio-affecting and body treating compositions
  • 427 - Coating processes
  • 560 - Organic compounds