Patent Assignment
Reel/Frame 031366/0588
Assignment of Assignor's Interest
Recorded: 2013-10-08
Pages: 4
Assignors
ZELENEV, ANDREI
Executed: 2012-05-18
CHAMPAGNE, LAKIA M.
Executed: 2012-05-21
ZHOU, BILL
Executed: 2012-05-18
LETT, NATHAN
Executed: 2012-05-21
DISMUKE, KEITH
Executed: 2012-05-21
PENNY, GLENN S.
Executed: 2012-05-22
Assignee
CESI CHEMICAL, INC.
1004 S. PLAINSMAN ROAD, MARLOW, OKLAHOMA, 73055
Covered Property
(1)
Compositions and Methods for Enhancement of Production of Liquid and Gaseous Hydrocarbons
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 7, 2013
From: FLOTEK INDUSTRIES, INC.; CESI CHEMICAL, INC.; CESI MANUFACTURING, LLC; MATERIAL TRANSLOGISTICS, INC.
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 030569/0758 →
Confirmatory Assignment
Aug 26, 2014
From: ZELENEV, ANDREI; CHAMPAGNE, LAKIA M.; ZHOU, BILL; LETT, NATHAN
To: CESI CHEMICAL, INC.
Reel/Frame 033616/0150 →
Conversion
Mar 21, 2016
From: CESI CHEMICAL, INC.
To: FLOTEK CHEMISTRY, LLC
Reel/Frame 038188/0391 →
Release of Security Interest
Apr 17, 2019
From: PNC BANK NATIONAL ASSOCIATION
To: CESI CHEMICAL, INC.
Reel/Frame 048916/0850 →