H01M4/8839 - CPC Classification Index

ClassID:

213270 ⎘

H01M4/8839 - CPC Classification

Classification description:

Electrodes; Inert electrodes with catalytic activity, e.g. for fuel cells; Processes of manufacture; Methods for deposition of the catalytic active composition; Coating with slurry or ink Painting

Recent Application in this class:

20150376803

2015-12-31

Gas Diffusion Electrodes and Methods for Fabricating and Testing Same

20130122398

2013-05-16

Electrochemical or electric layer system, method for the production and use thereof

20120279648

2012-11-08

PREPARING METHOD FOR INTEGRATED MEMBRANE-CATALYST COATED LAYER MEMBRANE ELECTRODE FOR A FUEL CELL

20100119879

2010-05-13

METHODS AND APPARATUS FOR STIMULATING AND MANAGING POWER FROM MICROBIAL FUEL CELLS

20100051181

2010-03-04

Manufacturing Equipment and Manufacturing Method of Membrane Electrode Assembly

20080070083

2008-03-20

Permselective composite membrane for electrochemical cells

20080063922

2008-03-13

Electro-catalyst composition, fuel cell electrode, and membrane-electrode assembly

20070227650

2007-10-04

METHOD OF MAKING MEMBRANE ELECTRODE ASSEMBLIES

20070082804

2007-04-12

Method of making metal-polymer composite catalysts

#10

20070082253

2007-04-12

Metal-polymer composite catalysts

#11

20060234100

2006-10-19

Two layer electrolyte supported fuel cell stack

#12

20060041100

2006-02-23

Ion-conductive copolymers containing one or more ion-conducting oligomers

#13

20050072514

2005-04-07

Method of making membrane electrode assemblies