IP Library Assignment 056114/0759
Patent Assignment
Reel/Frame 056114/0759

Assignment of Assignor's Interest

Recorded: 2021-05-03 Pages: 10
Assignors
NURMI, LEENA
Executed: 2021-04-26
HANSKI, SIRKKU
Executed: 2021-03-29
TOIVONEN, SUSANNA
Executed: 2021-04-20
ROSATI, LOUIS
Executed: 2021-03-18
Assignee
KEMIRA OYJ
ENERGIAKATU 4, HELSINKI, FI-00180, FINLAND
Covered Property (1)
Charge Developing Polymer Compositions and Methods of Use for for Enhanced Oil Recovery
Application: 17/276,843 →
Publication: US 2021/0348049
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 →