IP Library Assignment 058505/0604
Patent Assignment
Reel/Frame 058505/0604

Assignment of Assignor's Interest

Recorded: 2021-12-30 Pages: 5
Assignors
PUUPPONEN, SALLA
Executed: 2021-09-01
KRAPU, SARI
Executed: 2021-08-05
Assignee
KEMIRA OYJ
ENERGIAKATU 4, HELSINKI, 00180, FINLAND
Covered Property (1)
A Method for Determining Concentration of Phosphate
Application: 17/281,857 →
Publication: US 2021/0396674
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 27, 2024
From: KEMIRA OYJ
To: STERLING SPECIALTY CHEMICALS HOLDING UK LIMITED
Reel/Frame 066699/0200 →