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written for publication and is not binding precedent of the Board.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
____________
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
____________
Ex parte DANA H. BROWN, MARK D. HAGEN
and JOHN C. PURKETT
____________
Appeal No. 1998-2499
Application No. 08/632,639
____________
ON BRIEF
____________
Before KRASS, FLEMING, and BLANKENSHIP, Administrative Patent
Judges.
KRASS, Administrative Patent Judge.
DECISION ON APPEAL
This is a decision on appeal from the final rejection of
claims 1, 3, 4, 6, 8, 11 and 12, all of the claims remaining
in the application.
The invention is directed to a system for positioning an
actuator in a direct access storage device (DASD). More
particularly, the invention pertains to a phase modulated
servo positioning system used with narrow transducer heads in
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