Patent Assignment
Reel/Frame 026815/0400
Assignment of Assignor's Interest
Recorded: 2011-08-26
Pages: 2
Assignors
RUONALA, MIKKO
Executed: 2011-08-08
LEPPINEN, JAAKKO
Executed: 2011-08-03
MIETTINEN, VILLE
Executed: 2011-08-01
Assignee
OUTOTEC OYJ
RIIHITONTUNTIE 7 E, ESPOO, FI-02200, FINLAND
Covered Property
(1)
Method for Removing Arsenic as Scorodite
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 →