IP Library › Granted Patent US 6,696,222
Granted Patent Utility
US 6,696,222 · Confirmation No. 3308

DUAL DAMASCENE PROCESS USING METAL HARD MASK

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2003-12-23 IFEE Issue Fee Payment (PTO-85B) 1 View
2001-07-24 TRNA Transmittal of New Application 3 View
2001-07-24 SPEC Specification 15 View
2001-07-24 CLM Claims 7 View
2001-07-24 ABST Abstract 1 View
2001-07-24 DRW Drawings-only black and white line drawings 17 View
2001-07-24 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,696,222
App. No.
09/910,876
Filed
2001-07-24
Granted
2004-02-24
Pub. No.
US20030044725A1
Art Unit
1756
PTA
0 days