IP Library Granted Patent US 6,822,827
Granted Patent Utility
US 6,822,827 · Confirmation No. 7279

ERASURE TECHNIQUES FOR MAGNETIC TAPE MEDIA

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Code Description Pages PDF
2004-10-13 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-06-07 TRNA Transmittal of New Application 2 View
2001-06-07 SPEC Specification 15 View
2001-06-07 CLM Claims 4 View
2001-06-07 ABST Abstract 1 View
2001-06-07 DRW Drawings-only black and white line drawings 8 View
2001-06-07 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,822,827
App. No.
09/876,415
Filed
2001-06-07
Granted
2004-11-23
Art Unit
2653
PTA
0 days