The opinion in support of the decision being entered today was not written for publication and is not binding precedent of the Board.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. 29
UNITED STATES PATENT AND TRADEMARK OFFICE
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BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
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Ex parte ERIC J. RUFF and ROBERT S. RAYMOND
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Appeal No. 2002-2176
Application No. 08/948,931
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ON BRIEF
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Before BARRETT, BARRY, and LEVY, Administrative Patent Judges.
BARRY, Administrative Patent Judge.
DECISION ON APPEAL
A patent examiner rejected claims 1, 3-9, 17-26, and 31-36. The appellants
appeal therefrom under 35 U.S.C. § 134(a). We reverse.
BACKGROUND
The invention at issue on appeal detects and removes computer viruses.
Computer viruses can cause unrecoverable errors, delete files, create intermittent
problems, and otherwise cause frustration and damage. (Spec. at 1.) According to the
appellants, a stealth virus hides its presence by altering the path between a computer's
application programs and its storage media. In an IBM-compatible computer using the
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