IP Library › Patent Application 10045009
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App. No. 10/045,009 · Confirmation No. 1878

SEMICONDUCTOR DEVICE HAVING IMPROVED CONTACT HOLE STRUCTURE, AND METHOD OF MANUFACTURING THE SAME

Inventor: Shigenori Sakamori
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2003-12-12 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-01-15 TRNA Transmittal of New Application 3 View
2002-01-15 A.PE Preliminary Amendment 4 View
2002-01-15 SPEC Specification 27 View
2002-01-15 CLM Claims 3 View
2002-01-15 ABST Abstract 1 View
2002-01-15 DRW Drawings-only black and white line drawings 5 View
2002-01-15 OATH Oath or Declaration filed 3 View
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Quick Facts
App. No.
10/045,009
Filed
2002-01-15
Granted
2004-02-03
Pub. No.
US20020056921A1
Art Unit
2818
PTA
0 days