2197768

Information

• Patent Grant
• 2197768

• References
• Source

• Patent Number

  2,197,768

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1940
  84 years ago

• CPC

  • C10M107/30 - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • C10G32/02 - by electric or magnetic means
  • C10M101/02 - Petroleum fractions
  • C10M159/06 - Waxes

• US Classifications

  • 204 - Chemistry: electrical and wave energy
  • 252 - Compositions
  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
  • 508 - Solid anti-friction devices, materials therefor, lubricant or separant compositions for moving solid surfaces, and miscellaneous mineral oil compositions
  • 585 - Chemistry of hydrocarbon compounds