IP Library › Granted Patent US 6,657,891
Granted Patent Utility
US 6,657,891 · Confirmation No. 9037

SEMICONDUCTOR MEMORY DEVICE FOR STORING MULTIVALUED DATA

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Code Description Pages PDF
2003-10-02 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-02-04 TRNA Transmittal of New Application 2 View
2003-02-04 SPEC Specification 84 View
2003-02-04 CLM Claims 12 View
2003-02-04 ABST Abstract 1 View
2003-02-04 DRW Drawings-only black and white line drawings 35 View
2003-02-04 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,657,891
App. No.
10/358,643
Filed
2003-02-04
Granted
2003-12-02
Examiner
LE, VU ANH
Art Unit
2824
PTA
-1 days