Granted Patent
Utility
US 6,576,068
· Confirmation No. 6779
METHOD OF PRODUCING STAINLESS STEELS HAVING IMPROVED CORROSION RESISTANCE
Inventors
John F. Grubb
Lower Burrell, PA
James D. Fritz
Cabot, PA
Attorneys & Agents of Record
Classification
USPC
148/327
C22C38/44
F28F21/082
C21D1/09
C21D1/26
C21D6/004
C21D2221/00
C22C38/001
Prosecution
- Examiner
- YEE, DEBORAH
- Art Unit
- 1742
- Docket No.
- RL-1933
- Confirmation No.
- 6779
Publication
- Pub. No.
- US20020189399A1
- Pub. Date
- 2002-12-19
Patent Term Adjustment
-304days
RELEASE OF SECURITY INTEREST
Recorded 2011-02-24
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-06-19
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Quick Facts
- Patent No.
- US 6,576,068
- App. No.
- 09/841,330
- Filed
- 2001-04-24
- Granted
- 2003-06-10
- Pub. No.
- US20020189399A1
- Examiner
- YEE, DEBORAH
- Art Unit
- 1742
- PTA
- -304 days
External Links