IP Library › Granted Patent US 6,589,844
Granted Patent Utility
US 6,589,844 · Confirmation No. 1621

PROCESS FOR MANUFACTURING SEMICONDUCTOR MEMORY DEVICE HAVING FLOATING AND CONTROL GATES IN WHICH MULTIPLE INSULATING FILMS ARE FORMED OVER FLOATING GATES

Inventor: Takuji Tanigami
Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2002-05-24 TRNA Transmittal of New Application 1 View
2002-05-24 A.PE Preliminary Amendment 2 View
2002-05-24 SPEC Specification 54 View
2002-05-24 CLM Claims 4 View
2002-05-24 ABST Abstract 1 View
2002-05-24 DRW Drawings-only black and white line drawings 31 View
2002-05-24 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,589,844
App. No.
10/153,728
Filed
2002-05-24
Granted
2003-07-08
Pub. No.
US20020173100A1
Art Unit
2824
PTA
-100 days