Patent Assignment
Reel/Frame 056779/0935
Assignment of Assignor's Interest
Recorded: 2021-07-07
Pages: 10
Assignor
ECOLAB, INC.
Executed: 2009-01-01
Assignee
ECOLAB USA INC.
370 N. WABASHA STREET, ST. PAUL, MINNESOTA, 55102
Covered Properties
(2)
Method of Inhibiting Corrosion of Aluminum with 2-Phosphono -Butane-1,2,4-Tricarboxylic Acid
Patent:
4,229,409 →
Application:
05/956,897 →
Iodine Containing Disinfectants
Patent:
4,444,756 →
Application:
06/374,342 →
Related Assignments
(1)
Other recorded transfers of the patents in this record — the chain of ownership.