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and is not binding precedent of the Board.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. 16
UNITED STATES PATENT AND TRADEMARK OFFICE
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BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
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Ex parte GIUSEPPE FERLA and FERRUCCIO FRISINA
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Appeal No. 1999-2578
Application No. 08/811,363
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ON BRIEF
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Before KRASS, JERRY SMITH and LALL, Administrative Patent Judges.
KRASS, Administrative Patent Judge.
DECISION ON APPEAL
This is a decision on appeal from the final rejection of claims 19-34.
The invention is directed to a high density power device. More particularly, a
process is disclosed which is said to allow higher scales of integration in power
MOSFETS. The process for manufacturing such power MOSFETS includes an
implantation mask for the source regions which coincides with the implantation mask
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