Patent Assignment
Reel/Frame 047816/0439
Assignment of Assignor's Interest
Recorded: 2018-12-19
Pages: 10
Assignors
WANG, JANICE JIANZHAO
Executed: 2016-02-12
MELBOUCI, MOHAND
Executed: 2016-02-02
LEI, CUIYUE
Executed: 2016-02-12
MUSA, OSAMA M.
Executed: 2016-02-11
Assignee
ISP INVESTMENTS INC.
1011 CENTRE ROAD, WILMINGTON, DELAWARE, 19805
Covered Property
(1)
A High-Temperature High-Pressure (Hthp) Stable Synthetic Polymer for Water Based Oil-Well Servicing Fluids
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Jul 3, 2017
From: AVOCA, INC.; HERCULES LLC; ISP INVESTMENTS LLC; PHARMACHEM LABORATORIES, INC.
To: THE BANK OF NOVA SCOTIA, AS ADMINISTRATIVE AGENT
Reel/Frame 043084/0753 →
Change of Name
Dec 19, 2018
From: ISP INVESTMENTS INC.
To: ISP INVESTMENTS LLC
Reel/Frame 047955/0330 →
Release of Security Interest
Jan 10, 2020
From: THE BANK OF NOVA SCOTIA
To: AVOCA LLC; HERCULES LLC; ISP INVESTMENTS LLC; PHARMACHEM LABORATORIES LLC
Reel/Frame 051557/0504 →