IP Library Patent Application 09819806
Patent Application Utility
App. No. 09/819,806 · Confirmation No. 2655

ELECTRON BEAM EXPOSURE MASK AND PATTERN DESIGNING METHOD THEREOF

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
⬇ PDF
Code Description Pages PDF
2001-03-28 TRNA Transmittal of New Application 1 View
2001-03-28 SPEC Specification 20 View
2001-03-28 CLM Claims 3 View
2001-03-28 ABST Abstract 1 View
2001-03-28 DRW Drawings-only black and white line drawings 8 View
2001-03-28 OATH Oath or Declaration filed 1 View
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this application's details
Quick Facts
App. No.
09/819,806
Filed
2001-03-28
Granted
2002-09-10
Pub. No.
US20010028984A1
Art Unit
1756
PTA
-93 days