IP Library › Granted Patent US 6,597,057
Granted Patent Utility
US 6,597,057 · Confirmation No. 9257

METHOD FOR REDUCING CONTAMINATION PRIOR TO EPITAXIAL GROWTH AND RELATED STRUCTURE

Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2016-05-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2016-05-05 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2016-05-02 C.AD Change of Address 1 View
2016-05-02 PA.. Power of Attorney 1 View
2016-05-02 MFEE.C.AD Maintenance Fee Address Change 1 View
2016-05-02 N417 Electronic Filing System Acknowledgment Receipt 2 View
2008-03-27 EBCC.AD Notice of Change of Address Place in File Wrapper Due to Electronic Business Center(EBC) Customer Number Update 1 View
2002-07-10 TRNA Transmittal of New Application 3 View
2002-07-10 A.PE Preliminary Amendment 3 View
2002-07-10 SPEC Specification 19 View
2002-07-10 CLM Claims 4 View
2002-07-10 ABST Abstract 1 View
2002-07-10 DRW Drawings-only black and white line drawings 5 View
2002-07-10 OATH Oath or Declaration filed 3 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 6,597,057
App. No.
10/193,056
Filed
2002-07-10
Granted
2003-07-22
Pub. No.
US20020182882A1
Art Unit
2824
PTA
-22 days