IP Library Granted Patent US 6,580,149
Granted Patent Utility
US 6,580,149 · Confirmation No. 3365

DOUBLE LDD DEVICES FOR IMPROVED DRAM REFRESH

⬇ PDF
Code Description Pages PDF
2003-07-29 LET. Miscellaneous Incoming Letter 2 View
2003-07-29 COCIN Request for Certificate of Correction 3 View
2002-01-17 TRNA Transmittal of New Application 2 View
2002-01-17 A.PE Preliminary Amendment 2 View
2002-01-17 SPEC Specification 27 View
2002-01-17 CLM Claims 19 View
2002-01-17 ABST Abstract 1 View
2002-01-17 DRW Drawings-only black and white line drawings 15 View
2002-01-17 OATH Oath or Declaration filed 10 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
Patent No.
US 6,580,149
App. No.
10/046,737
Filed
2002-01-17
Granted
2003-06-17
Pub. No.
US20020068395A1
Examiner
NHU, DAVID
Art Unit
2818
PTA
-56 days