IP Library › Patent Application 10022875
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App. No. 10/022,875 · Confirmation No. 6411

METHOD FOR FORMING A MAGNETIC PATTERN IN A MAGNETIC RECORDING MEDIUM, MAGNETIC RECORDING MEDIUM MAGNETIC RECORDING DEVICE AND PHOTOMASK

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
2004-08-19 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-12-20 TRNA Transmittal of New Application 2 View
2001-12-20 ADS Application Data Sheet 3 View
2001-12-20 SPEC Specification 89 View
2001-12-20 CLM Claims 6 View
2001-12-20 ABST Abstract 1 View
2001-12-20 DRW Drawings-only black and white line drawings 3 View
2001-12-20 OATH Oath or Declaration filed 3 View
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Quick Facts
App. No.
10/022,875
Filed
2001-12-20
Granted
2004-11-09
Pub. No.
US20020118477A1
Art Unit
2651
PTA
0 days