Patent Assignment
Reel/Frame 063140/0172
Assignment of Assignor's Interest
Recorded: 2023-03-29
Pages: 2
Assignor
ZHAO, HAIBO
Executed: 2023-02-20
Assignee
HUNTSMAN PETROCHEMICAL LLC
10003 WOODLOCH FOREST DR., THE WOODLANDS, TEXAS, 77380
Covered Property
(1)
Polyetheramine Salts and Their Use as Corrosion Inhibitors and Friction Reducers
Application:
18/025,496 →
Publication:
US 2023/0365880
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Patent Security Agreement
Mar 10, 2026
From: HUNTSMAN INTERNATIONAL LLC; HUNTSMAN ADVANCED MATERIALS AMERICAS LLC; HUNTSMAN NANOCAMP LLC; HUNTSMAN PETROCHEMICAL LLC
To: CITIBANK, N.A.
Reel/Frame 075106/0238 →
Security Interest
May 4, 2026
From: HUNTSMAN INTERNATIONAL LLC; HUNTSMAN ADVANCED MATERIALS AMERICAS LLC; HUNTSMAN NANOCOMP LLC; HUNTSMAN PETROCHEMICAL LLC
To: CITIBANK N.A.
Reel/Frame 075498/0663 →