Appeal 2006-2522
Application 10/279,632
a cathode between the first flow plate and the electrolyte layer,
wherein the cathode comprises:
an electrolytic polymer;
a non-electrolytic polymer;
a first catalyst; and
a second catalyst different from the first catalyst.
The Examiner relies upon the following references as evidence of
obviousness:
Chun US 2001/0052389 A1 Dec. 20, 2001
Isono US 6,365,293 B1 Apr. 2, 2002
Surampudi US 6,420,059 B1 Jul. 16, 2002
Hampden-Smith US 2002/0107140 A1 Aug. 8, 2002
Mazzucchelli US 6,737,183 B1 May 18, 2004
Castro US 2005/0106450 A1 May 19, 2005
Appellants’ claimed invention is directed to a fuel cell comprising
first and second flow plates and an electrolyte layer between the flow plates.
The cell also comprises a cathode between a first flow plate and the
electrolyte layer, which cathode comprises electrolytic and non-electrolytic
polymers, as well as first and second catalysts that are different from each
other.
Appealed claims 1-13, 15, and 16 stand rejected under 35 U.S.C.
§ 103 as being unpatentable over Chun in view of Surampudi. Claims 1-17
stand rejected under 35 U.S.C. § 103(a) as being unpatentable over Isono in
view of Surampudi.
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