Patent Assignment
Reel/Frame 042706/0439
Assignment of Assignor's Interest
Recorded: 2017-06-14
Pages: 3
Assignor
NALCO COMPANY LLC
Executed: 2017-02-27
Assignee
ECOLAB USA INC.
1 ECOLAB PLACE, ST. PAUL, MINNESOTA, 55102
Covered Property
(1)
Methods and Compositions for the Treatment and Recovery of Purge Solvent
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.