IP Library Granted Patent US 6,632,303
Granted Patent Utility
US 6,632,303 · Confirmation No. 8115

STRESS RELIEVED GRINDING BALL HAVING HARD OUTER SHELL

⬇ PDF
Code Description Pages PDF
2001-04-09 SPEC Specification 11 View
2001-04-09 CLM Claims 3 View
2001-04-09 ABST Abstract 1 View
2001-01-10 TRNA Transmittal of New Application 2 View
2001-01-10 SPEC Specification 11 View
2001-01-10 CLM Claims 3 View
2001-01-10 ABST Abstract 1 View
2001-01-10 DRW Drawings-only black and white line drawings 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 6,632,303
App. No.
09/758,016
Filed
2001-01-10
Granted
2003-10-14
Pub. No.
US20020025771A1
Art Unit
1742
PTA
-63 days