IP Library › Granted Patent US 6,502,627
Granted Patent Utility
US 6,502,627 · Confirmation No. 8140

CONTROLLABLE VARIABLE MAGNETIC FIELD APPARATUS FOR FLOW CONTROL OF MOLTEN STEEL IN A CASTING MOLD

Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2018-03-11 OATH Oath or Declaration filed 18 View
2017-12-07 OATH Oath or Declaration filed 13 View
2015-06-05 PET.AUTO ePetition Request Form 3 View
2015-06-05 WFEE Fee Worksheet (SB06) 2 View
2015-06-05 PET.DEC.AUTO ePetition Grant Letter 1 View
2015-06-05 N417 Electronic Filing System Acknowledgment Receipt 2 View
2001-09-17 TRNA Transmittal of New Application 2 View
2001-09-17 A.PE Preliminary Amendment 3 View
2001-09-17 SPEC Specification 16 View
2001-09-17 CLM Claims 3 View
2001-09-17 ABST Abstract 1 View
2001-09-17 DRW Drawings-only black and white line drawings 6 View
2001-09-17 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 6,502,627
App. No.
09/955,579
Filed
2001-09-17
Granted
2003-01-07
Pub. No.
US20020074103A1
Examiner
LIN, KUANG Y
Art Unit
1725
PTA
-70 days