IP Library › Patent Application 09992104
Patent Application Utility
App. No. 09/992,104 · Confirmation No. 7496

VERTICAL POWER DEVICES HAVING DEEP AND SHALLOW TRENCHES AND METHODS OF FORMING SAME

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2003-08-06 IFEE Issue Fee Payment (PTO-85B) 1 View
2003-08-06 LET. Miscellaneous Incoming Letter 1 View
2003-08-06 DRW Drawings-only black and white line drawings 35 View
2001-11-05 TRNA Transmittal of New Application 2 View
2001-11-05 A.PE Preliminary Amendment 1 View
2001-11-05 SPEC Specification 35 View
2001-11-05 CLM Claims 20 View
2001-11-05 ABST Abstract 1 View
2001-11-05 DRW Drawings-only black and white line drawings 35 View
2001-11-05 OATH Oath or Declaration filed 2 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.
09/992,104
Filed
2001-11-05
Granted
2003-11-18
Pub. No.
US20020056884A1
Art Unit
2826
PTA
0 days