The opinion in support of the decision being entered today was not
written for publication and is not precedent of the Board.
Paper No. 29
UNITED STATES PATENT AND TRADEMARK OFFICE
____________
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
____________
Ex parte ROBERT J. KOFFRON
____________
Appeal No. 1997-4237
Application No. 08/665,992
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HEARD: January 23, 2001
____________
Before GARRIS, KRATZ, and PAWLIKOWSKI, Administrative Patent Judges.
PAWLIKOWSKI, Administrative Patent Judge.
DECISION ON APPEAL
This is a decision on appeal from the examiner's final rejection of claims 1-18,
which are all of the claims pending in this application.
The subject matter on appeal is illustrated in claim 1, which reads as follows:
A method of maximizing clean metal pour from a side-tapped tilting furnace during the
last about 20% of metal pour, substantially avoiding operator judgment,
comprising:
providing means for measuring the angle of tilt of said furnace while discharging
liquid metal from said side tap into a ladle;
measuring the amount of metal contained in said furnace before said discharge
into said ladle;
measuring the volume of metal discharged into said ladle;
determining the amount of metal residuum remaining in said furnace from said
volume of metal discharged into said ladle;
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