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and is not binding precedent of the Board.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. 22
UNITED STATES PATENT AND TRADEMARK OFFICE
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
Ex parte LEENDERT A. GERRITSEN
and
SECK L. LEE
Appeal No. 2000-0697
Application No. 09/049,938
HEARD: June 12, 2002
Before KIMLIN, KRATZ and POTEATE, Administrative Patent Judges.
KIMLIN, Administrative Patent Judge.
DECISION ON APPEAL
This is an appeal from the final rejection of claims 1-6,
all the claims in the present application. Claim 1 is
illustrative:
1. A process for reducing the sulphur content of a
hydrocarbon feedstock to a value of less than 500 ppm, comprising
contacting a feedstock with a 95% boiling point of 450°C or less
and a sulphur content of 0.1 wt.% or more in the presence of
hydrogen under conditions of elevated temperature and pressure
with a first catalyst comprising a Group VI hydrogenation metal
component and a Group VIII hydrogenation metal component on an
-1-
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