IP Library › Assignment 065975/0712
Patent Assignment
Reel/Frame 065975/0712

Assignment of Assignor's Interest

Recorded: 2023-12-28 Pages: 5
Assignors
HE, KAI
Executed: 2023-05-19
DO, LINH
Executed: 2023-05-19
Assignee
CHAMPIONX USA INC.
11177 S. STADIUM DRIVE, SUGAR LAND, TEXAS, 77478
Covered Property (1)
Surface-Modified Nanoparticle Compositions and Related Applications in Subterranean Hydrocarbon Recovery
Application: 17/785,643 →
Publication: US US20230037819A1
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 19, 2024
From: NGUYEN, DUY T.; DUTTLINGER, WILLIAM T., JR.; KARNATI, RANGARANI; ZONG, ZHENGANG
To: ECOLAB USA INC.
Reel/Frame 067168/0886 →
Assignment of Assignor's Interest Apr 19, 2024
From: ECOLAB USA INC.
To: CHAMPIONX USA INC.
Reel/Frame 067169/0545 →
Assignment of Assignor's Interest Apr 23, 2024
From: CHAMPIONX USA INC.
To: CHAMPIONX LLC
Reel/Frame 067196/0041 →