Granted Patent
Utility
US 6,623,569
· Confirmation No. 7111
DUPLEX STAINLESS STEELS
|
⬇ PDF
|
Code | Description | Pages | ||
|---|---|---|---|---|---|
| 2003-07-29 | IFEE |
Issue Fee Payment (PTO-85B) | 1 | View | |
| 2003-07-29 | LET. |
Miscellaneous Incoming Letter | 2 | View | |
| 2002-09-10 | TRNA |
Transmittal of New Application | 5 | View | |
| 2002-09-10 | SPEC |
Specification | 15 | View | |
| 2002-09-10 | CLM |
Claims | 8 | View | |
| 2002-09-10 | ABST |
Abstract | 1 | View | |
| 2002-09-10 | OATH |
Oath or Declaration filed | 4 | View |
Inventors
David S. Bergstrom
Natrona Heights, PA
John J. Dunn
Sarver, PA
John F. Grubb
Lower Burrell, PA
William A. Pratt
Butler, PA
Attorneys & Agents of Record
Classification
USPC
148/325
C21D6/004
C21D9/00
C22C38/44
C21D6/005
C21D2211/001
C21D2211/005
C22C38/001
C22C38/54
C22C38/58
Prosecution
- Examiner
- YEE, DEBORAH
- Art Unit
- 1742
- Docket No.
- RL-1990 CIP
- Confirmation No.
- 7111
Publication
- Pub. No.
- US20030084971A1
- Pub. Date
- 2003-05-08
Patent Term Adjustment
0days
RELEASE OF SECURITY INTEREST
Recorded 2011-02-24
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2002-09-10
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 6,623,569
- App. No.
- 10/238,182
- Filed
- 2002-09-10
- Granted
- 2003-09-23
- Pub. No.
- US20030084971A1
- Examiner
- YEE, DEBORAH
- Art Unit
- 1742
- PTA
- 0 days
External Links