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for publication and is not binding precedent of the Board.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 HANS U. SCHROEDER
and PAUL G.M. GRADENWITZ
____________
Appeal No. 2005-0327
Application No. 09/389,826
____________
ON BRIEF
____________
Before THOMAS, KRASS, and JERRY SMITH, Administrative Patent
Judges.
THOMAS, Administrative Patent Judge.
DECISION ON APPEAL
Appellants have appealed to the Board from the examiner’s
final rejection of claims 1-9. Independent claim 1 is reproduced
below:
1. A semiconductor device having a semiconductor
body which on a surface comprises an integrated circuit
containing protection means for protection against
electrostatic discharge (ESD), the means being a
compound element of an SCR and a gated diode, the
protection means being provided in a surface area of a
first conductivity type having a well of a second,
opposite, conductivity type,
wherein a surface zone of the first conductivity
type forms a first anode and cathode area of the SCR
element,
the surface area has a surface zone of the second
conductivity type, further denoted as first zone,
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