Patent Assignment
Reel/Frame 043133/0923
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)
Chemical Additives to Inhibit the Air Oxidation and Spontaneous Combustion of Coal
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.