3490953

Information

• Patent Grant
• 3490953

• References
• Source

• Patent Number

  3,490,953

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1970
  55 years ago

• CPC

  • H01M8/1016 - characterised by the electrolyte material
  • C08J5/22 - Films, membranes, or diaphragms
  • H01M2/1646 - Inorganic non-fibrous material
  • H03K19/10 - using tunnel diodes
  • C08J2385/02 - containing phosphorus
  • Y02E60/521 - Proton Exchange Membrane Fuel Cells [PEMFC]
  • Y02P70/56 - Manufacturing of fuel cells

• US Classifications

  • 429 - Chemistry: electrical current producing apparatus, product, and process
  • 210 - Liquid purification or separation