IP Library Patent Application 10079964
Patent Application Utility
App. No. 10/079,964 · Confirmation No. 3806

CATADIOPTRIC OPTICAL SYSTEM AND EXPOSURE APPARATUS HAVING THE SAME

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
2004-02-19 IFEE Issue Fee Payment (PTO-85B) 3 View
2002-08-05 TRNA Transmittal of New Application 2 View
2002-08-05 ABST Abstract 1 View
2002-02-20 TRNA Transmittal of New Application 6 View
2002-02-20 SPEC Specification 30 View
2002-02-20 CLM Claims 6 View
2002-02-20 DRW Drawings-only black and white line drawings 7 View
2002-02-20 OATH Oath or Declaration filed 5 View
2002-02-20 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
App. No.
10/079,964
Filed
2002-02-20
Granted
2004-04-06
Pub. No.
US20020196533A1
Art Unit
2872
PTA
0 days