IP Library › Assignment 017193/0187
Patent Assignment
Reel/Frame 017193/0187

Confirmatory License

Recorded: 2005-11-07 Pages: 4
Assignor
ALCOA, INC.
Executed: 2005-10-11
Assignee
UNITED STATES DEPARTMENT OF ENERGY
1000 INDEPENDENCE AVENUE, WASHINGTON, DISTRICT OF COLUMBIA, 20585
Covered Property (1)
Electrode Arrangement as Substitute Bottom for an Electrothermic Slag Smelting Furnace
Patent: 6,980,580 →
Application: 10/646,507 →
Publication: US 2005/0041719
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 23, 2003
From: AUNE, JAN ARTHUR; BRINCH, JON CHRISTIAN; JOHANSEN, KAL
To: ALCOA INC.; ELKEM ASA
Reel/Frame 014429/0094 →
Change of Name Aug 2, 2011
From: ELKEM ASA
To: ELKEM AS
Reel/Frame 026686/0419 →
Assignment of Assignor's Interest Aug 9, 2011
From: ELKEM AS
To: ALCOA INC.
Reel/Frame 026722/0946 →