The opinion in support of the decision being entered today was not written
for publication and is not binding precedent of the Board.
UNITED STATES PATENT AND TRADEMARK OFFICE
__________
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
__________
Ex parte MARIO LUSI COSTA,
CHUNMIN PU, and EDWARD J. BECHBERGER
__________
Appeal No. 2007-1227
Application No. 10/416,211
__________
ON BRIEF
__________
Before ADAMS, LINCK and LEBOVITZ, Administrative Patent Judges.
ADAMS, Administrative Patent Judge.
DECISION ON APPEAL
This is a decision on the appeal under 35 U.S.C. § 134 from the
examiner’s final rejection of claims 1 and 3, which are all the claims pending in
the application.
Claim 1 is illustrative of the subject matter on appeal and is reproduced
below:
1. A continuous process for the production of chlorine dioxide, which
comprises:
continuously reducing using hydrogen peroxide chlorate ions in an
aqueous acid reaction medium which is maintained at its boiling point
under a subatmospheric pressure while maintaining in the reaction
medium a residual chlorine concentration of about 0.1 to about 0.5 g/l
while having no residual hydrogen peroxide concentration in said reaction
medium.
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