IP Library › Assignment 038827/0454
Patent Assignment
Reel/Frame 038827/0454

Assignment of Assignor's Interest

Recorded: 2016-06-07 Pages: 3
Assignor
TONG, DAVID YOUDONG
Executed: 2016-05-06
Assignee
ECOLAB USA INC.
370 NORTH WABASHA STREET, ST. PAUL, MINNESOTA, 55102
Covered Properties (2)
Nitroxide Hydroxylamine and Phenylenediamine Combinations as Polymerization Inhibitors for Ethylenically Unsaturated Monomer Processes
Patent: 9,399,622 →
Application: 14/095,606 →
Publication: US 2015/0152053
Nitroxide Hydroxylamine and Phenylenediamine Combinations as Polymerization Inhibitors for Ethylenically Unsaturated Monomer Processes
Application: 15/147,472 →
Publication: US 2016/0244398
Related Assignments (2)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 13, 2013
From: TONG, DAVID YOUDONG
To: ECOLAB USA INC.
Reel/Frame 031781/0555 →
Annual Renewal Showing Address Change Jul 3, 2018
From: ECOLAB USA INC.
To: ECOLAB USA INC.
Reel/Frame 046487/0968 →