IP Library Granted Patent US 6,472,327
Granted Patent Utility
US 6,472,327 · Confirmation No. 5307

METHOD AND SYSTEM FOR ETCHING TUNNEL OXIDE TO REDUCE UNDERCUTTING DURING MEMORY ARRAY FABRICATION

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Code Description Pages PDF
2001-08-08 TRNA Transmittal of New Application 3 View
2001-08-08 A.PE Preliminary Amendment 2 View
2001-08-08 SPEC Specification 7 View
2001-08-08 CLM Claims 3 View
2001-08-08 ABST Abstract 1 View
2001-08-08 DRW Drawings-only black and white line drawings 4 View
2001-08-08 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,472,327
App. No.
09/925,205
Filed
2001-08-08
Granted
2002-10-29
Pub. No.
US20020028583A1
Art Unit
2823
PTA
-20 days