The opinion in support of the decision being entered
today was not written for publication and is not binding
precedent of the Board.
Paper No. 15
UNITED STATES PATENT AND TRADEMARK OFFICE
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BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
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Ex parte JANE CHI-YA CHENG, TERRY EUGENE HELTON,
DOMINICK NICHOLAS MAZZONE and DENNIS E. WALSH
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Appeal No. 2000-1007
Application 08/853,007
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ON BRIEF
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Before GARRIS, WARREN and WALTZ, Administrative Patent Judges.
WARREN, Administrative Patent Judge.
Decision on Appeal
This is an appeal under 35 U.S.C. § 134 from the decision of the examiner finally
rejecting claims 1 through 10, which are all of the claims in the application. Claim 1 is
illustrative of the claims on appeal:
1. A process for producing alkyl aromatic compounds which comprises contacting at
least one aromatic compound with at least one alkylating agent or transalkylating agent
possessing at leas one aliphatic groups having 1 to 5 carbon atoms under alkylation or
transalkylation reaction conditions and in the presence of an alkylation or transalkylation
catalyst, to provide an alkylated aromatic product possessing at least one alkyl group derived
from said alkylating agent or transalkylating agent, said catalyst comprising a binder-free
molecular sieve having an X-ray diffraction pattern that includes the lines set forth in Table A.
The appealed claims, as represented by claim 1, are drawn to a process for producing an
alkylated aromatic compound which comprises at least alkylation or transalkylation with at least
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