IP Library Patent Application 09841166
Patent Application Utility
App. No. 09/841,166 · Confirmation No. 4117

OPTICAL REDUCTION SYSTEM WITH ELIMINATION OF RETICLE DIFFRACTION INDUCED BIAS

Inventor: Justin L. Kreuzer
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
⬇ PDF
Code Description Pages PDF
2001-04-25 TRNA Transmittal of New Application 4 View
2001-04-25 ADS Application Data Sheet 1 View
2001-04-25 SPEC Specification 30 View
2001-04-25 CLM Claims 18 View
2001-04-25 ABST Abstract 1 View
2001-04-25 DRW Drawings-only black and white line drawings 11 View
2001-04-25 LET. Miscellaneous Incoming Letter 1 View
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Quick Facts
App. No.
09/841,166
Filed
2001-04-25
Granted
2003-02-18
Pub. No.
US20020027718A1
Art Unit
2873
PTA
-125 days