IP Library › Granted Patent US 6,687,895
Granted Patent Utility
US 6,687,895 · Confirmation No. 3059

METHOD AND APPARATUS FOR REDUCING OPTICAL PROXIMITY CORRECTION OUTPUT FILE SIZE

Inventor: Youping Zhang
Patented Case View Patent ↗ View Publication ↗
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2011-08-04 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2003-11-03 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-11-03 LET. Miscellaneous Incoming Letter 2 View
2002-07-03 TRNA Transmittal of New Application 2 View
2002-07-03 SPEC Specification 14 View
2002-07-03 CLM Claims 7 View
2002-07-03 ABST Abstract 1 View
2002-07-03 DRW Drawings-only black and white line drawings 5 View
2002-07-03 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,687,895
App. No.
10/189,900
Filed
2002-07-03
Granted
2004-02-03
Pub. No.
US20040006756A1
Examiner
DINH, PAUL
Art Unit
2825
PTA
0 days