US Patent No: 5,151,515

Number of patents in Portfolio can not be more than 2000

Oxygen reduction catalyst based upon metal dipyridylamines

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Abstract

A supported metal catalyst useful in the preparation of an electrode for an electrochemical cell comprises the residue after pyrolysis of an organometallic complex which is the reaction product of a transition metal salt or noble metal salt and at least one of 2,2' dipyridylamine or substituted derivative thereof.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
THE DOW CHEMICAL COMPANYMIDLAND, MI6245

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cisar, Alan J Cypress, TX 44 802

Cited Art

Patent Info (Count) # Cites Year
 
TOSHIBA RAY-O-VAC CO., LTD. (1)
4,255,498 Button-type air cell 7 1979

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
GM GLOBAL TECHNOLOGY OPERATIONS LLC (2)
5,372,981 Method of preparing metal-heterocarbon-nitrogen catalyst for electrochemical cells 32 1993
7,879,752 Electrocatalyst 1 2007
 
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. (2)
6,242,260 Design for an electrode 3 1998
6,455,109 Electrode for fuel cell and method of producing the same 2 1999
 
PANASONIC CORPORATION (2)
7,544,630 Methods of manufacturing electrodes for polymer electrolyte fuel cells 1 2005
7,695,850 Electrode for use in oxygen reduction 0 2007
 
THE DOW CHEMICAL COMPANY (2)
5,314,760 Electrochemical cell electrode 16 1992
5,518,831 Electrocatalytic structure 23 1995
 
GM GLOBAL TECHNOLOGY OPERATIONS, INC. (1)
5,240,893 Method of preparing metal-heterocarbon-nitrogen catalyst for electrochemical cells 11 1992
 
KABUSHIKI KAISHA TOSHIBA (1)
7,595,121 Proton conductive polymer, catalyst composite, electrolyte membrane for fuel cell and fuel cell 0 2004
 
KION CORPORATION (1)
5,686,150 Catalyst formation techniques 10 1994
 
UMICORE AG & CO. KG (1)
6,146,782 Fuel cell anode for the oxidation of methanol 9 1999