Patent Assignment
Reel/Frame 043134/0052
Assignment of Assignor's Interest
Recorded: 2017-07-28
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 of Controlling Mercury Emission
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.