2232705

Information

• Patent Grant
• 2232705

• References
• Source

• Patent Number

  2,232,705

• Date Filed

  Not available

• Date Issued

  Tuesday, February 25, 1941
  84 years ago

• CPC

  • C07C51/54 - Preparation of carboxylic acid anhydrides
  • C07C45/88 - from ketones
  • C07C51/56 - from organic acids, their salts, their esters or their halides

• US Classifications

  • 562 - Organic compounds
  • 420 - Alloys or metallic compositions
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
  • 568 - Organic compounds