IP Library Granted Patent US 6,707,643
Granted Patent Utility
US 6,707,643 · Confirmation No. 3941

PERPENDICULAR MAGNETIC RECORDING HEAD HAVING NARROW RECORDING GAP AND PERPENDICULAR MAGNETIC RECORDING APPARATUS USING THE SAME

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Code Description Pages PDF
2004-01-30 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-09-13 892 List of references cited by examiner 1 View
2001-09-14 TRNA Transmittal of New Application 3 View
2001-09-14 SPEC Specification 22 View
2001-09-14 CLM Claims 4 View
2001-09-14 ABST Abstract 1 View
2001-09-14 DRW Drawings-only black and white line drawings 6 View
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Quick Facts
Patent No.
US 6,707,643
App. No.
09/951,382
Filed
2001-09-14
Granted
2004-03-16
Pub. No.
US20020036863A1
Art Unit
2653
PTA
0 days