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Reel/Frame:	047589/0970			Pages:	10
		Recorded:	11/27/2018
Attorney Dkt #:	1018030
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Total properties: 30

Patent #:	6742609	Issue Dt:	06/01/2004	Application #:	09852321	Filing Dt:	05/11/2001
Publication #:	US20020166700	Pub Dt:	11/14/2002
Title:	ROTATIONAL IMPACT DRILL ASSEMBLY

Patent #:	6904984	Issue Dt:	06/14/2005	Application #:	10600662	Filing Dt:	06/20/2003
Title:	STEPPED POLYCRYSTALLINE DIAMOND COMPACT INSERT

Patent #:	7140448	Issue Dt:	11/28/2006	Application #:	11151766	Filing Dt:	06/14/2005
Publication #:	US20050279534	Pub Dt:	12/22/2005
Title:	STEPPED POLYCRYSTALLINE DIAMOND COMPACT INSERT

Patent #:	9038752	Issue Dt:	05/26/2015	Application #:	13241795	Filing Dt:	09/23/2011
Publication #:	US20130075167	Pub Dt:	03/28/2013
Title:	ROTARY DRAG BIT

Patent #:	8851204	Issue Dt:	10/07/2014	Application #:	13450084	Filing Dt:	04/18/2012
Publication #:	US20130277116	Pub Dt:	10/24/2013
Title:	MUD MOTOR WITH INTEGRATED PERCUSSION TOOL AND DRILL BIT

Patent #:	8881848	Issue Dt:	11/11/2014	Application #:	13465162	Filing Dt:	05/07/2012
Publication #:	US20130292185	Pub Dt:	11/07/2013
Title:	FIXED CUTTER DRILL BIT WITH ROTATING CUTTER DISC

Patent #:	9551192	Issue Dt:	01/24/2017	Application #:	13545258	Filing Dt:	07/10/2012
Publication #:	US20130008717	Pub Dt:	01/10/2013
Title:	SOLID STATE WEAR TRACERS FOR DRILL BITS

Patent #:	10180032	Issue Dt:	01/15/2019	Application #:	13891040	Filing Dt:	05/09/2013
Publication #:	US20140332286	Pub Dt:	11/13/2014
Title:	Diamond Cutting Elements for Drill Bits Seeded With HCP Crystalline Material

Patent #:	10160099	Issue Dt:	12/25/2018	Application #:	14019013	Filing Dt:	09/05/2013
Publication #:	US20140069726	Pub Dt:	03/13/2014
Title:	Selectively Leached, Polycrystalline Structures for Cutting Elements of Drill Bits

Patent #:	9556683	Issue Dt:	01/31/2017	Application #:	14093994	Filing Dt:	12/02/2013
Publication #:	US20140151133	Pub Dt:	06/05/2014
Title:	EARTH BORING TOOL WITH IMPROVED ARRANGEMENT OF CUTTER SIDE RAKES

Patent #:	NONE	Issue Dt:		Application #:	14160395	Filing Dt:	01/21/2014
Publication #:	US20140202774	Pub Dt:	07/24/2014
Title:	Wear Element for Downhole Tool with a Cold-Pressed Graphite Wear Layer

Patent #:	NONE	Issue Dt:		Application #:	14302130	Filing Dt:	06/11/2014
Publication #:	US20140360791	Pub Dt:	12/11/2014
Title:	PCD Elements And Process For Making The Same

Patent #:	10352103	Issue Dt:	07/16/2019	Application #:	14338404	Filing Dt:	07/23/2014
Publication #:	US20150027788	Pub Dt:	01/29/2015
Title:	Cutter Support Element

Patent #:	10570665	Issue Dt:	02/25/2020	Application #:	14626736	Filing Dt:	02/19/2015
Publication #:	US20150233186	Pub Dt:	08/20/2015
Title:	DRILL BIT

Patent #:	10233696	Issue Dt:	03/19/2019	Application #:	14742339	Filing Dt:	06/17/2015
Publication #:	US20150368979	Pub Dt:	12/24/2015
Title:	DRILL BIT

Patent #:	10221894	Issue Dt:	03/05/2019	Application #:	14838155	Filing Dt:	08/27/2015
Publication #:	US20160060970	Pub Dt:	03/03/2016
Title:	UNIVERSAL JOINT

Patent #:	10619678	Issue Dt:	04/14/2020	Application #:	15160809	Filing Dt:	05/20/2016
Publication #:	US20160341255	Pub Dt:	11/24/2016
Title:	UNIVERSAL JOINT

Patent #:	10329847	Issue Dt:	06/25/2019	Application #:	15195658	Filing Dt:	06/28/2016
Publication #:	US20160376847	Pub Dt:	12/29/2016
Title:	CUTTING ELEMENTS FOR DOWNHOLE CUTTING TOOLS

Patent #:	10316895	Issue Dt:	06/11/2019	Application #:	15195892	Filing Dt:	06/28/2016
Publication #:	US20170002871	Pub Dt:	01/05/2017
Title:	UNIVERSAL JOINT

Patent #:	10508493	Issue Dt:	12/17/2019	Application #:	15195915	Filing Dt:	06/28/2016
Publication #:	US20170023068	Pub Dt:	01/26/2017
Title:	UNIVERSAL JOINT

Patent #:	10502006	Issue Dt:	12/10/2019	Application #:	15268617	Filing Dt:	09/18/2016
Publication #:	US20170081929	Pub Dt:	03/23/2017
Title:	Rotary Impact Tool

Patent #:	10337261	Issue Dt:	07/02/2019	Application #:	15268618	Filing Dt:	09/18/2016
Publication #:	US20170081928	Pub Dt:	03/23/2017
Title:	Universal Joint

Patent #:	10563463	Issue Dt:	02/18/2020	Application #:	15396409	Filing Dt:	12/30/2016
Publication #:	US20170211336	Pub Dt:	07/27/2017
Title:	Earth Boring Tool with Improved Arrangements of Cutter Side Rakes

Patent #:	10662714	Issue Dt:	05/26/2020	Application #:	15427642	Filing Dt:	02/08/2017
Publication #:	US20170226811	Pub Dt:	08/10/2017
Title:	DRILL BIT

Patent #:	NONE	Issue Dt:		Application #:	15593286	Filing Dt:	05/11/2017
Publication #:	US20170328416	Pub Dt:	11/16/2017
Title:	Universal Joint

Patent #:	NONE	Issue Dt:		Application #:	15636469	Filing Dt:	06/28/2017
Publication #:	US20170370420	Pub Dt:	12/28/2017
Title:	Universal Joint

Patent #:	10731421	Issue Dt:	08/04/2020	Application #:	15999039	Filing Dt:	08/17/2018
Publication #:	US20200048968	Pub Dt:	02/13/2020
Title:	Downhole Tool with Fixed Cutters for Removing Rock

Patent #:	11015394	Issue Dt:	05/25/2021	Application #:	16104854	Filing Dt:	08/17/2018
Publication #:	US20190136635	Pub Dt:	05/09/2019
Title:	Downhole Tool with Fixed Cutters for Removing Rock

Patent #:	D741926	Issue Dt:	10/27/2015	Application #:	29490059	Filing Dt:	05/06/2014
Title:	BIT BREAKER

Patent #:	D801402	Issue Dt:	10/31/2017	Application #:	29540220	Filing Dt:	09/22/2015
Title:	BIT BREAKER TOP AND BOTTOM

Assignor

ULTERRA DRILLING TECHNOLOGIES, L.P.

Exec Dt:

11/26/2018

Assignee

WELLS FARGO BANK, NATIONAL ASSOCIATION, AS COLLATERAL AGENT

1700 LINCOLN ST.

MAC - C7300-033

DENVER, COLORADO 80203

Correspondence name and address
	JOANNA MCCALL
	1025 VERMONT AVE NW, SUITE 1130
	COGENCY GLOBAL INC.
	WASHINGTON, DC 20005

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