IP Library Granted Patent US 6,472,640
Granted Patent Utility
US 6,472,640 · Confirmation No. 7458

PREHEAT SYSTEM FOR CONVECTION COOKING APPLIANCE

⬇ PDF
Code Description Pages PDF
2015-05-06 C.AD Change of Address 1 View
2015-05-06 N417 Electronic Filing System Acknowledgment Receipt 2 View
2002-01-30 TRNA Transmittal of New Application 1 View
2002-01-30 SPEC Specification 12 View
2002-01-30 CLM Claims 4 View
2002-01-30 ABST Abstract 1 View
2002-01-30 DRW Drawings-only black and white line drawings 4 View
2002-01-30 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 6,472,640
App. No.
10/058,323
Filed
2002-01-30
Granted
2002-10-29
Pub. No.
US20020066724A1
Art Unit
3742
PTA
0 days