IP Library Granted Patent US 6,586,842
Granted Patent Utility
US 6,586,842 · Confirmation No. 2282

DUAL DAMASCENE INTEGRATION SCHEME FOR PREVENTING COPPER CONTAMINATION OF DIELECTRIC LAYER

Inventors: Lu You, Fei Wang, Christy Woo
Patented Case View Patent ↗
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Code Description Pages PDF
2026-04-08 OATH Oath or Declaration filed 10 View
2001-02-28 TRNA Transmittal of New Application 3 View
2001-02-28 SPEC Specification 15 View
2001-02-28 CLM Claims 5 View
2001-02-28 ABST Abstract 1 View
2001-02-28 DRW Drawings-only black and white line drawings 14 View
2001-02-28 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,586,842
App. No.
09/793,993
Filed
2001-02-28
Granted
2003-07-01
Art Unit
2826
PTA
-89 days