Patent Assignment
Reel/Frame 045518/0428
Assignment of Assignor's Interest
Recorded: 2018-04-12
Pages: 3
Assignee
OUTOTEC (FINLAND) OY
RAUHALANPUISTO 9,, ESPOO, 02230, FINLAND
Covered Property
(1)
Differential Flotation of Sulfide Ores for Recovering Refractory Gold
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Oct 16, 2022
From: OUTOTEC (FINLAND) OY
To: METSO MINERALS OY
Reel/Frame 061685/0481 →
Change of Name
Oct 16, 2022
From: METSO MINERALS OY
To: METSO OUTOTEC FINLAND OY
Reel/Frame 061685/0552 →
Change of Name
Sep 19, 2025
From: METSO OUTOTEC FINLAND OY
To: METSO FINLAND OY
Reel/Frame 072909/0754 →