Interference 104,530
Jurgenson v. Dunfield
Dunfield’s claims
33. Dunfield claim 40 and claim 41 were presented in an
amendment filed 29 April 1999 more than a year after the 12
August 1997 issue date of the Jurgenson patent.
34. Dunfield claim 40 and claim 41 were amended to
their current form in a paper filed 30 August 1999.
35. Dunfield claims 34 and 35 were the predecessor
claims to Dunfield claims 40 and 41.
36. Dunfield claims 34 and 35 were made September 25,
1998, more than a year after the 12 August 1997 issue date of
the Jurgenson patent.
37. Dunfield claims 1, 2, 9 and 11 of its parent
application (08/438,091) were made prior to the 12 August
1997 issue date of the Jurgenson patent.
38. During ex parte prosecution, Dunfield represented
to the examiner that its earlier filed claims 1, 2, 9, and 11
were directed to the same or substantially the same subject
matter as recited in Jurgenson’s claims (Jurgenson Ex. 2010
at 322-323).
39. Dunfield claim 1 of Dunfield’s parent application
is as follows:
An apparatus in a disc drive for positioning a
transducer relative to a magnetic disc, the magnetic disc
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