Appeal No. 96-1476
Application 08/186,515
least one pressure-introducing channel to communicate a
combustion chamber of an associated cylinder of said internal
combustion engine with the pressure sensor, said pressure-
introducing channel being a slit formed along an axis of said
spark plug on a threaded portion of said metal shell.
The Examiner relies on the following references:
Steinke 4,969,353 Nov. 13, 1990
Amano et al. (Amano) 4,984,905 Jan. 15, 1991
Claims 1, 4, 6 and 8 stand rejected under 35 U.S.C.
§ 103 as being unpatentable over Amano and Steinke.
Rather than reiterate the arguments of Appellants
and the Examiner, reference is made to the brief and answer
for the respective details thereof.
OPINION
After a careful review of the evidence before us, we
will not sustain the rejection of claims 1, 4, 6 and 8 under
35 U.S.C. § 103.
The Examiner has failed to set forth a prima facie
case. It is the burden of the Examiner to establish why one
having ordinary skill in the art would have been led to the
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