-
ArcelorMittal et al v. AK Steel Corporation DC CAFC
- 1:13-cv-00685
- D. Del.
- Judge: Maryellen Noreika
- Filed: 04/16/2013
- Closed: 10/25/2019
- Latest Docket Entry: 10/28/2019
- PACER
4
Plaintiffs
1
Defendant
1
Accused
Product
1
Patent-in-Suit
2,384
Days in
Litigation
-
ArcelorMittal et al v. AK Steel Corporation DC CAFC
- 1:13-cv-00685
- D. Del.
- Judge: Maryellen Noreika
- Filed: 04/16/2013
- Closed: 10/25/2019
- Latest Docket Entry: 10/28/2019
- PACER
Market Sector
Industrial
Court
Assigned Judge
Outcome Summary
- Patent Information
-
Validity & Enforceability
| Claim | Outcome |
|---|---|
| All challenged claims |
Invalid
Entry 42 |
-
Infringement
AK Steel Corporation
- 1 Detail
| Accused Product | Patent # | Claim # | Outcome |
|---|---|---|---|
| Aluminum coated, boron-containing steel sheet productsAluminum coated boron steel | US RE44,940 E1 | All Asserted Claims |
No infringement
Entry 85Entry 42 |
