IP Library › Assignment 067229/0732
Patent Assignment
Reel/Frame 067229/0732

Assignment of Assignor's Interest

Recorded: 2024-04-25 Pages: 7
Assignor
ECOLAB USA INC.
Executed: 2020-06-03
Assignee
CHAMPIONX USA INC.
11177 S. STADIUM DRIVE, SUGAR LAND, TEXAS, 77478
Covered Property (1)
Compositions for Enhanced Oil Recovery
Application: 17/636,086 →
Publication: US 2022/0298408
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 25, 2024
From: NGUYEN, DUY T.; HSU, TZU-PING
To: ECOLAB USA INC.
Reel/Frame 067229/0624 →
Assignment of Assignor's Interest Apr 26, 2024
From: CHAMPIONX USA INC.
To: CHAMPIONX LLC
Reel/Frame 067232/0840 →