IP Library › Granted Patent US 6,524,875
Granted Patent Utility
US 6,524,875 · Confirmation No. 1728

METHOD FOR MANUFACTURING TAPERED OPENINGS USING AN ANISOTROPIC ETCH DURING THE FORMATION OF A SEMICONDUCTOR DEVICE

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 Code Description Pages PDF
2001-12-11 TRNA Transmittal of New Application 2 View
2001-12-11 A.PE Preliminary Amendment 9 View
2001-12-11 SPEC Specification 10 View
2001-12-11 CLM Claims 6 View
2001-12-11 ABST Abstract 1 View
2001-12-11 DRW Drawings-only black and white line drawings 4 View
2001-12-11 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,524,875
App. No.
10/015,260
Filed
2001-12-11
Granted
2003-02-25
Pub. No.
US20030017638A1
Examiner
LE, DUNG ANH
Art Unit
2818
PTA
-72 days