Patent Assignment
Reel/Frame 015657/0330
Assignment of Assignor's Interest
Recorded: 2004-04-16
Pages: 3
Assignor
HAMALAINEN, MATTI
Executed: 2004-02-16
Assignee
OUTOKUMPU OYJ
RIIHITONTUNTIE 7, FIN-02200 ESPOO, FINLAND
Covered Property
(1)
Method for Purifying the Solution in the Hydrometallurgical Processing of Copper
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 20, 2007
From: OUTOKUMPU OYJ
To: OUTOTEC OYJ
Reel/Frame 019852/0463 →
Nunc Pro Tunc Assignment
Aug 21, 2023
From: OUTOTEC OYJ
To: OUTOTEC (FINLAND) OY
Reel/Frame 064644/0168 →
Merger and Change of Name
Aug 21, 2023
From: OUTOTEC (FINLAND) OY; METSO MINERALS OY
To: METSO OUTOTEC FINLAND OY
Reel/Frame 064644/0186 →