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written for publication and is not binding precedent of the Board.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. 23
UNITED STATES PATENT AND TRADEMARK OFFICE
_____________
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
_____________
Ex parte HARUO URAI
_____________
Appeal No. 2000-1675
Application No. 08/855,279
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HEARD: APRIL 10, 2002
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Before RUGGIERO, DIXON, and SAADAT, Administrative Patent Judges.
RUGGIERO, Administrative Patent Judge.
DECISION ON APPEAL
This is a decision on the appeal from the final rejection of
claims 1-10, which are all of the claims pending in the present
application.
The claimed invention relates to a magnetoresistive (MR)
sensing element and a magnetic head using the MR sensing element.
According to Appellant (specification, pages 2 and 3),
conventional MR sensing elements having a rectangularly-shaped
sensing pattern have non-linear response characteristics of
resistance changes to corresponding magnetic field changes due to
the fact that the demagnetizing field within the sensing pattern
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