IP Library Assignment 045595/0573
Patent Assignment
Reel/Frame 045595/0573

Assignment of Assignor's Interest

Recorded: 2018-04-20 Pages: 3
Assignor
UNIVERSITY OF HELSINKI
Executed: 2015-11-19
Assignee
KEMIRA OYJ
PORKKALANKATU 3, HELSINKI, 00180, FINLAND
Covered Property (1)
Surfactant composition and method for treating bitumen froth
Application: 15/735,181 →
Publication: US 2018/0155628
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 20, 2018
From: KYLLÖNEN, LASSE; AUJLA, SUKHJIT; FOURNIER, FRANCES; FENDERSON, TOM
To: KEMIRA OYJ
Reel/Frame 045595/0536 →
Assignment of Assignor's Interest Apr 20, 2018
From: KING, ALISTAIR; SKLAVOUNOS, EVANGELOS
To: UNIVERSITY OF HELSINKI
Reel/Frame 045595/0551 →
Assignment of Assignor's Interest Feb 27, 2024
From: KEMIRA OYJ
To: STERLING SPECIALTY CHEMICALS HOLDING UK LIMITED
Reel/Frame 066699/0200 →