IP Library › Granted Patent US 6,727,139
Granted Patent Utility
US 6,727,139 · Confirmation No. 2444

METHODS OF ELECTRICALLY CONTACTING TO CONDUCTIVE PLUGS, METHODS OF FORMING CONTACT OPENINGS, AND METHODS OF FORMING DYNAMIC RANDOM ACCESS MEMORY CIRCUITRY

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2004-03-08 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-10-17 TRNA Transmittal of New Application 3 View
2002-10-17 A.PE Preliminary Amendment 27 View
2002-10-17 SPEC Specification 12 View
2002-10-17 CLM Claims 9 View
2002-10-17 ABST Abstract 1 View
2002-10-17 DRW Drawings-only black and white line drawings 8 View
2002-10-17 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US 6,727,139
App. No.
10/273,881
Filed
2002-10-17
Granted
2004-04-27
Pub. No.
US20030040155A1
Art Unit
2822
PTA
-56 days