IP Library Granted Patent US 6,745,640
Granted Patent Utility
US 6,745,640 · Confirmation No. 7943

METHOD FOR MANUFACTURING A WORM SHAFT FOR A GEARBOX AND GEARBOX INCORPORATING SAME

Inventor: Chuong H. Nguyen
⬇ PDF
Code Description Pages PDF
2004-04-26 IFEE Issue Fee Payment (PTO-85B) 1 View
2002-05-15 TRNA Transmittal of New Application 2 View
2002-05-15 SPEC Specification 12 View
2002-05-15 CLM Claims 5 View
2002-05-15 ABST Abstract 1 View
2002-05-15 DRW Drawings-only black and white line drawings 7 View
2002-05-15 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
Patent No.
US 6,745,640
App. No.
10/146,379
Filed
2002-05-15
Granted
2004-06-08
Pub. No.
US20030213325A1
Art Unit
3682
PTA
-34 days