IP Library › Granted Patent US 6,746,928
Granted Patent Utility
US 6,746,928 · Confirmation No. 3995

METHOD FOR OPENING A SEMICONDUCTOR REGION FOR FABRICATING AN HBT

Patented Case View Patent ↗
⬇ PDF
 Code Description Pages PDF
2016-05-13 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2016-05-13 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2016-05-03 MFEE.C.AD Maintenance Fee Address Change 1 View
2016-05-03 N417 Electronic Filing System Acknowledgment Receipt 2 View
2016-05-03 PA.. Power of Attorney 1 View
2016-05-03 C.AD Change of Address 1 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
2003-11-28 IFEE Issue Fee Payment (PTO-85B) 3 View
2003-11-17 IDS Information Disclosure Statement (IDS) Form (SB08) 3 View
2001-05-08 TRNA Transmittal of New Application 3 View
2001-05-08 SPEC Specification 17 View
2001-05-08 CLM Claims 5 View
2001-05-08 ABST Abstract 1 View
2001-05-08 DRW Drawings-only black and white line drawings 10 View
2001-05-08 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 6,746,928
App. No.
09/851,228
Filed
2001-05-08
Granted
2004-06-08
Art Unit
2824
PTA
-83 days