Patent Assignment
Reel/Frame 056844/0087
Assignment of Assignor's Interest
Recorded: 2021-07-13
Pages: 3
Assignors
FISCHER, DIRK
Executed: 2017-10-24
KAYSER, CHRISTOPH
Executed: 2017-10-26
DIEMEL, CLAUDIA
Executed: 2017-10-26
TONHAUSER, JÜRGEN
Executed: 2017-11-09
SCHÄFER, MICHAEL
Executed: 2017-10-30
Assignee
CLARIANT INTERNATIONAL LTD
ROTHAUSSTRASSE 61, MUTTENZ, CH-4132, SWITZERLAND
Covered Property
(1)
Water-Soluble Or Water-Swellable Polymers As Water Loss Reducers In Cement Slurries
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.