IP Library › Patent Application 09814751
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App. No. 09/814,751 · Confirmation No. 4222

MAGNETIC HEAD DRIVE DEVICE

Inventor: Shinji Koganezawa
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2003-12-30 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-07-02 SPEC Specification 1 View
2001-03-23 TRNA Transmittal of New Application 1 View
2001-03-23 SPEC Specification 22 View
2001-03-23 CLM Claims 4 View
2001-03-23 ABST Abstract 1 View
2001-03-23 DRW Drawings-only black and white line drawings 12 View
2001-03-23 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
App. No.
09/814,751
Filed
2001-03-23
Granted
2004-02-24
Pub. No.
US20020027741A1
Examiner
WONG, KIN C
Art Unit
2651
PTA
-2 days