The opinion in support of the decision being entered
today was not written for publication in a law journal
and is not binding precedent of the Board.
Paper No. 13
UNITED STATES PATENT AND TRADEMARK OFFICE
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
Ex parte JAIME A. ARIAS
Appeal No. 2000-0012
Application No. 09/024,413
ON BRIEF
Before KIMLIN, GARRIS and KRATZ, Administrative Patent Judges.
KIMLIN, Administrative Patent Judge.
DECISION ON APPEAL
This is an appeal from the final rejection of claims 1-9.
Claim 1 is illustrative:
1. A method for removing copper or other metal from
sulphide ore without adding gaseous oxygen to the ore and without
producing NOx gases, said method comprising the steps of:
crushing said ore to <6 mm;
treating said ore with concentrated sulphuric acid to
agglomerate fine particles and to impregnate the ore with acid;
-1-
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