Patent Assignment
Reel/Frame 037290/0754
Assignment of Assignor's Interest
Recorded: 2015-12-15
Pages: 4
Assignors
DING, ERRUN
Executed: 2015-11-30
YANG, QING
Executed: 2015-11-30
GUATNEY, LLOYD W.
Executed: 2015-11-30
GRECO, JEFFREY F.
Executed: 2015-11-30
Assignee
CHEVRON PHILLIPS CHEMICAL COMPANY LP
10001 SIX PINES DRIVE, THE WOODLANDS, TEXAS, 77380
Covered Property
(1)
Heterogeneous Ziegler-Natta Catalysts with Fluorided Silica-Coated Alumina