IP Library Assignment 044409/0253
Patent Assignment
Reel/Frame 044409/0253

Assignment of Assignor's Interest

Recorded: 2017-12-15 Pages: 2
Assignors
FISCHER, DIRK
Executed: 2017-06-12
KAYSER, CHRISTOPH
Executed: 2017-06-13
DIEMEL, CLAUDIA
Executed: 2017-06-12
BERZ, KATHARINA
Executed: 2017-06-13
Assignee
CLARIANT INTERNATIONAL LTD.
ROTHAUSSTRASSE 61, MUTTENZ, CH-4132, SWITZERLAND
Covered Property (1)
Method For Producing Polymers On The Basis Of Acryloyldimethyltaurate, Neutral Monomers, And Monomers With Carboxylate Groups
Application: 15/737,075 →
Publication: US 2018/0171208
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 1, 2024
From: CLARIANT INTERNATIONAL LTD
To: DORF KETAL ENERGY SERVICES LLC
Reel/Frame 068157/0195 →