IP Library Granted Patent US 6,567,719
Granted Patent Utility
US 6,567,719 · Confirmation No. 2248

METHOD AND APPARATUS FOR MAKING PHOTOMASKS WITH IMPROVED INSIDE CORNER RESOLUTION

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Code Description Pages PDF
2001-11-20 TRNA Transmittal of New Application 2 View
2001-11-20 A.PE Preliminary Amendment 2 View
2001-11-20 SPEC Specification 11 View
2001-11-20 CLM Claims 15 View
2001-11-20 ABST Abstract 1 View
2001-11-20 DRW Drawings-only black and white line drawings 7 View
2001-11-20 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US 6,567,719
App. No.
09/989,807
Filed
2001-11-20
Granted
2003-05-20
Pub. No.
US20020051913A1
Examiner
MAI, RIJUE
Art Unit
2182
PTA
0 days