IP Library Granted Patent US 6,549,020
Granted Patent Utility
US 6,549,020 · Confirmation No. 9910

CARTRIDGE SCREENING TECHNIQUE BY USING THE ELECTRICAL DYNAMIC BEARING RESISTANCE

⬇ PDF
Code Description Pages PDF
2001-02-23 TRNA Transmittal of New Application 1 View
2001-02-23 SPEC Specification 18 View
2001-02-23 CLM Claims 5 View
2001-02-23 ABST Abstract 1 View
2001-02-23 DRW Drawings-only black and white line drawings 9 View
2001-02-23 OATH Oath or Declaration filed 4 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 6,549,020
App. No.
09/792,884
Filed
2001-02-23
Granted
2003-04-15
Pub. No.
US20010033173A1
Art Unit
2858
PTA
-88 days