IP Library › Granted Patent US 6,640,074
Granted Patent Utility
US 6,640,074 · Confirmation No. 5745

DEVELOPING SYSTEM OF LIQUID ELECTROPHOTOGRAPHIC IMAGE FORMING DEVICE

Inventor: Yong-su Kim
Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2019-06-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-06-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-06-03 PA.. Power of Attorney 1 View
2019-06-03 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2019-01-18 PA.. Power of Attorney 1 View
2019-01-18 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2003-08-19 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-09-10 TRNA Transmittal of New Application 2 View
2002-09-10 SPEC Specification 8 View
2002-09-10 CLM Claims 5 View
2002-09-10 ABST Abstract 1 View
2002-09-10 DRW Drawings-only black and white line drawings 3 View
2002-09-10 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
Patent No.
US 6,640,074
App. No.
10/237,787
Filed
2002-09-10
Granted
2003-10-28
Pub. No.
US20030129005A1
Art Unit
2852
PTA
0 days