IP Library › Patent Application 09837848
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App. No. 09/837,848 · Confirmation No. 9128

High contrast ratio membrane mask

Inventor: Fumihiro Koba
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2001-04-18 TRNA Transmittal of New Application 1 View
2001-04-18 SPEC Specification 11 View
2001-04-18 CLM Claims 3 View
2001-04-18 ABST Abstract 1 View
2001-04-18 DRW Drawings-only black and white line drawings 4 View
2001-04-18 OATH Oath or Declaration filed 3 View
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Quick Facts
App. No.
09/837,848
Filed
2001-04-18
Granted
2002-02-26
Pub. No.
US20010033634A1
Art Unit
2884
PTA
0 days