Patent Assignment
Reel/Frame 029410/0555
Assignment of Assignor's Interest
Recorded: 2012-12-05
Pages: 3
Assignors
RUONALA, MIKKO
Executed: 2012-06-12
SVENS, KURT
Executed: 2012-08-13
ARPALAHTI, ANTII
Executed: 2012-08-28
LEPISTO, KAROLIINA
Executed: 2012-08-08
Assignee
OUTOTEC OYJ
RIIHITONTUNTIE 7, ESPOO, FI-02200, FINLAND
Covered Property
(1)
Method for the Removal of Chloride from Zinc Sulphate Solution
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →
Change of Name
Sep 22, 2025
From: METSO OUTOTEC FINLAND OY
To: METSO FINLAND OY
Reel/Frame 072925/0070 →