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Class Information
Number: 429/40
Name: Chemistry: electrical current producing apparatus, product, and process > Fuel cell, subcombination thereof or methods of operating > Catalytic electrode structure or composition
Description: Apparatus having a catalytic electrode which is structurally or chemically specified.


Sub-classes under this class:

Class Number Class Name Patents
429/44 Having an inorganic matrix, substrate or support 835
429/41 Having electrolyte matrix or barrier layer 477
429/42 Having organic constituent as part of the electrode 588


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

Patent Number Title Of Patent Date Issued
7629071 Gas diffusion electrode and method of making the same Dec. 8, 2009
7629072 Membrane-electrode assembly for fuel cell and fuel cell system comprising the same Dec. 8, 2009
7625659 Fuel cell, membrane electrode assembly, catalyst used therefor, and method of producing catalyst Dec. 1, 2009
7625660 Fuel cell and membrane electrode assembly Dec. 1, 2009
7622215 Composite electrolyte membrane, catalyst-coated membrane assembly, membrane-electrode assembly and polymer electrolyte fuel cell Nov. 24, 2009
7622214 Fuel cell capable of preventing anode oxidation Nov. 24, 2009
7615293 Fuel cell electrode with redox catalyst Nov. 10, 2009
7615508 Cathode for air assisted battery Nov. 10, 2009
7611795 Fuel cell manufacturing method and fuel cell Nov. 3, 2009
7608356 Ion conducting polymer membranes Oct. 27, 2009
7608560 Platinum-titanium-tungsten fuel cell catalyst Oct. 27, 2009
7608358 Fuel cell anode structure for voltage reversal tolerance Oct. 27, 2009
7608357 Fuel electrode material, a fuel electrode, and a solid oxide fuel cell Oct. 27, 2009
7604892 Y and Nb-doped SrTiO.sub.3 as a mixed conducting anode for solid oxide fuel cells Oct. 20, 2009
7600375 Catalytic device with fuel cell portion and catalytic conversion portion Oct. 13, 2009
7601216 Gas diffusion electrodes, membrane-electrode assemblies and method for the production thereof Oct. 13, 2009
7601449 Sulfonated poly(phenylene sulfide) films as polyelectrolyte membranes Oct. 13, 2009
7597991 Flex based fuel cell Oct. 6, 2009
7595127 Nano-composite electrodes and method of making the same Sep. 29, 2009
7595125 Fuel cell stack for vehicle Sep. 29, 2009
7595122 Interconnect supported electrolyzer assembly, preform and method of fabrication Sep. 29, 2009
7595085 Ceramic assembly with a stabilizer layer Sep. 29, 2009
7592092 Fuel cell having a hydrogen electrode catalyst layer porosity that is lower than the air electrode catalyst layer porosity Sep. 22, 2009
7592091 Microreactor Sep. 22, 2009
7592090 Perovskite electrodes and method of making the same Sep. 22, 2009
7589043 Supported catalyst, electrode using the supported catalyst and fuel cell including the electrode Sep. 15, 2009
7585580 Direct reacting anolyte-catholyte fuel cell for hybrid energy sources Sep. 8, 2009
7585584 Carbon nanotubes for fuel cells, method for manufacturing the same, and fuel cell using the same Sep. 8, 2009
7585585 Electrode catalyst for use in a fuel cells, and fuel cell and electrode utilizing same Sep. 8, 2009
7582377 Fuel cell and method of assembling the same Sep. 1, 2009
7578859 Poly (3,4-alkylenedioxythiophene)-based capacitors using ionic liquids as supporting electrolytes Aug. 25, 2009
7579103 Filter material for generating oxygen and/or hydrogen from a source Aug. 25, 2009
7579298 Catalyst, electrode for fuel electrode in fuel cell, and fuel cell Aug. 25, 2009
7575821 Interconnect supported fuel cell assembly and preform Aug. 18, 2009
7576970 System and method for storing hydrogen and electrical energy Aug. 18, 2009
7572534 Fuel cell membrane electrode assembly Aug. 11, 2009
7569303 Membrane electrode assembly with modified catalyst layout Aug. 4, 2009
7569302 Fuel cell for generating electric power Aug. 4, 2009
7569509 Method for producing catalyst for fuel cell Aug. 4, 2009
7566388 Electrode catalyst for oxygen reduction and gas diffusion electrode Jul. 28, 2009
7566509 Tubular fuel cell and method of producing the same Jul. 28, 2009
7566514 Catalyst for cathode in fuel cell Jul. 28, 2009
7563533 Ba-Sr-Co-Fe-O based perovskite mixed conducting materials as cathode materials for solid oxide fuel cells Jul. 21, 2009
7560077 Compact chemical reactor with reactor frame Jul. 14, 2009
7560180 Gas diffusion layer and fuel cell using the same Jul. 14, 2009
7556880 Compositional and structural gradients for fuel cell electrode materials Jul. 7, 2009
7553580 Electrode substrate for a fuel cell, a method for preparing the same, and a membrane-electrode assembly comprising the same Jun. 30, 2009
7553573 Solid state electrochemical composite Jun. 30, 2009
7547484 Solid oxide fuel cell tube with internal fuel processing Jun. 16, 2009
7547733 Composite proton exchange membrane Jun. 16, 2009

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