The opinion in support of the decision being entered today was not written for
publication and is not binding precedent of the Board.
UNITED STATES PATENT AND TRADEMARK OFFICE
____________
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
____________
Ex parte TAO SHI GAO
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Appeal No.2004-2355
Application No. 09/935,721
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ON BRIEF
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Before PAK, KRATZ and TIMM, Administrative Patent Judges.
KRATZ, Administrative Patent Judge.
DECISION ON APPEAL
This is a decision on appeal from the examiner's final
rejection of claims 1-6 and 10-15 , which are all of the claims
pending in this application.
BACKGROUND
Appellant's invention relates to a magnetic dispersion
medium. According to appellant, the medium is useful in magnetic
writing screen toys wherein the medium is encased between top and
bottom sheets. During use, a pen with a magnetic tip can be
employed to attract the magnetic powder (iron) within the medium
to the underside of a top transparent sheet leaving a visible
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