IP Library Assignment 030803/0319
Patent Assignment
Reel/Frame 030803/0319

Assignment of Assignor's Interest

Recorded: 2013-07-16 Pages: 2
Assignor
SHAN, ZHIPING
Executed: 2008-10-27
Assignee
HUNTSMAN PETROCHEMICAL CORPORATION
10003 WOODLOCH FOREST DRIVE, THE WOODLANDS, TEXAS, 77380
Covered Property (1)
Oxidation Catalyst for Maleic Anhydride Production
Patent: 9,579,643 →
Application: 13/771,804 →
Publication: US 2013/0165671
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 26, 2015
From: HUNTSMAN PETROCHEMICAL CORPORATION
To: HUNTSMAN PETROCHEMICAL LLC
Reel/Frame 035296/0123 →
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 →