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Reel/Frame:	038206/0269			Pages:	21
		Recorded:	04/06/2016
Attorney Dkt #:	11213885
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 14

Patent #:	4957523	Issue Dt:	09/18/1990	Application #:	07425363	Filing Dt:	10/19/1989
Title:	HIGH SPEED PRESSURE SWING ADSORPTION LIQUID OXYGEN/LIQUID NITROGEN GENERATING PLANT

Patent #:	5661987	Issue Dt:	09/02/1997	Application #:	08738054	Filing Dt:	10/25/1996
Title:	THREE-BED NONIMMOBILIZED RAPID PRESSURE-SWING ADSORBER

Patent #:	7028553	Issue Dt:	04/18/2006	Application #:	10439368	Filing Dt:	05/16/2003
Publication #:	US20040226381	Pub Dt:	11/18/2004
Title:	APPARATUS FOR DELIVERING PRESSURIZED FLUID

Patent #:	7516739	Issue Dt:	04/14/2009	Application #:	11406078	Filing Dt:	04/18/2006
Publication #:	US20070006880	Pub Dt:	01/11/2007
Title:	APPARATUS FOR DELIVERING PRESSURIZED FLUID

Patent #:	7588612	Issue Dt:	09/15/2009	Application #:	11489698	Filing Dt:	07/19/2006
Publication #:	US20070151454	Pub Dt:	07/05/2007
Title:	MOBILE NITROGEN GENERATION DEVICE

Patent #:	8141574	Issue Dt:	03/27/2012	Application #:	12156272	Filing Dt:	05/29/2008
Publication #:	US20090293958	Pub Dt:	12/03/2009
Title:	THERMALLY ACTIVATED PRESSURE RELIEF

Patent #:	NONE	Issue Dt:		Application #:	14971015	Filing Dt:	12/16/2015
Publication #:	US20160184760	Pub Dt:	06/30/2016
Title:	ADSORPTION AIR SEPARATION UNIT WITH PURGE RECOVERY TANK

Patent #:	9782715	Issue Dt:	10/10/2017	Application #:	14971062	Filing Dt:	12/16/2015
Publication #:	US20160184762	Pub Dt:	06/30/2016
Title:	LOAD FOLLOWING SINGLE BED REVERSING BLOWER ADSORPTION AIR SEPARATION SYSTEM

Patent #:	9610532	Issue Dt:	04/04/2017	Application #:	14971175	Filing Dt:	12/16/2015
Publication #:	US20160184763	Pub Dt:	06/30/2016
Title:	METHOD AND SYSTEM FOR HIGH RELIABILITY OXYGEN SUPPLY FROM MULTIPLE UNITS

Patent #:	9815014	Issue Dt:	11/14/2017	Application #:	14973980	Filing Dt:	12/18/2015
Publication #:	US20160184764	Pub Dt:	06/30/2016
Title:	REVERSING BLOWER ADSORPTION UTILIZING COASTING

Patent #:	9821264	Issue Dt:	11/21/2017	Application #:	14974129	Filing Dt:	12/18/2015
Publication #:	US20160184765	Pub Dt:	06/30/2016
Title:	ADSORPTION AIR SEPARATOR WITH DRY AIR TAP

Patent #:	9636621	Issue Dt:	05/02/2017	Application #:	14974257	Filing Dt:	12/18/2015
Publication #:	US20160184766	Pub Dt:	06/30/2016
Title:	AMBIENT PRESSURE OPTIMIZING OF SBRB VSA ASU

Patent #:	9821265	Issue Dt:	11/21/2017	Application #:	14974373	Filing Dt:	12/18/2015
Publication #:	US20160184772	Pub Dt:	06/30/2016
Title:	HIGH PURITY ADSORPTION AIR SEPARATION UNIT

Assignor

Exec Dt:

03/31/2016

Assignee

1300 POST OAK BOULEVARD SUITE 800

HOUSON, TEXAS 77056

Correspondence name and address
	CHRIS R. ANDERSEN
	2200 ROSS AVENUE, SUITE 3600
	NORTON ROSE FULBRIGHT US LLP
	DALLAS, TX 75201-7932

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