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Patent Assignment Assignor Details

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Assignor Name : TETRA TECHNOLOGIES, INC.

Total Assignments: 14

Assignment: 1

Reel/Frame:	023401/0736			Pages:	12
		Recorded:	04/03/2001
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

TETRA TECHNOLOGIES, INC.

Exec Dt:

06/25/1999

Assignee

TETRA INVESTMENT HOLDING, CO., INC.

639 ISBELL ROAD, SUITE 390

RENO, NEVADA 89509

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
4543189	NONE		06620363	4606829	NONE		06748660	4923606	NONE		07160637
5039428	NONE		07488643	5403495	NONE		08137374	5496472	NONE		08170531
5776344	NONE		08548556	5989427	NONE		08895621	6190568	NONE		09044598
6261453	NONE		09176147	6143188	NONE		09219292	6129104	NONE		09219946
6110366	NONE		09311013

Correspondence name and address
	JO KATHERINE D'AMBROSIO
	PAYNE & D'AMBROSIO, L.L.P.
	800 WILCREST, SUITE 160
	HOUSTON, TEXAS 77042

Assignment: 2

Reel/Frame:	023449/0833			Pages:	63
		Recorded:	04/03/2001
Conveyance:	ASSET PURCHASE AGREEMENT

Assignors

TETRA TECHNOLOGIES, INC.

Exec Dt:

06/25/1999

TETRA REAL ESTATE, L.P.

Exec Dt:

06/25/1999

Assignee

CAPITAL CONTROLS, CO., INC.

3000 ADVANCE LANE

COLMAR, PENNSYLVANIA 18915

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
4543189	NONE		06620363	4606829	NONE		06748660	4707227	NONE		06907509
4923606	NONE		07160637	5039428	NONE		07488643	5277822	NONE		07887041
5403495	NONE		08137374	5496472	NONE		08170531	5776344	NONE		08548556
6190568	NONE		09044598	6261453	NONE		09176147	6143188	NONE		09219292
6129104	NONE		09219946	6110366	NONE		09311013

Correspondence name and address
	JO KATHERINE D'AMBROSIO
	PAYNE & D'AMBROSIO, L.L.P.
	800 WILCREST, SUITE 160
	HOUSTON, TEXAS 77042

Assignment: 3

Reel/Frame:	011159/0741			Pages:	4
		Recorded:	09/27/2000
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

TETRA TECHNOLOGIES, INC.

Exec Dt:

09/12/2000

Assignee

TETRA INVESTMENT HOLDING CO., INC.

25025 I-45 NORTH

THE WOODLANDS, TEXAS 77360

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
4490262	NONE		06324517	4465601	NONE		06338786	4836941	NONE		06823568
5290531	NONE		07853392	5951954	NONE		08993914	6036937	NONE		09195761
6117408	NONE		09342692

Correspondence name and address
	PAYNE & D'AMBROSIO, L.L.P.
	JO KATHERINE D'AMBROSIO
	800 WILCREST, SUITE 160
	HOUSTON, TEXAS 77042

Assignment: 4

Reel/Frame:	014662/0517			Pages:	4
		Recorded:	05/24/2004
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

TETRA TECHNOLOGIES, INC.

Exec Dt:

09/30/2003

Assignee

W.M. BARR & COMPANY, INC.

2105 CHANNEL AVENUE

MEMPHIS, TENNESSEE 38113

Properties

Pat #

Pub #

Intl #

App #

Pat #

Pub #

Intl #

App #

5907908

NONE

08941996

6767521

NONE

09569552

Correspondence name and address
	BAKER, DONELSON, BEARMAN ET AL.
	LEA HALL SPEED, ESQ.
	165 MADISON AVENUE
	SUITE 2000
	MEMPHIS, TN 38103

Assignment: 5

Reel/Frame:	039269/0525			Pages:	94
		Recorded:	07/06/2016
Attorney Dkt #:	0013182-00137
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

TETRA TECHNOLOGIES, INC.

Exec Dt:

07/01/2016

Assignee

JPMORGAN CHASE BANK, N.A.

712 MAIN STREET

HOUSTON, TEXAS 77002

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
5917110	NONE		08732706	5958256	NONE		08869131	5907908	NONE		08941996
5951954	NONE		08993914	5891225	NONE		09012852	6138755	NONE		09080993
6131661	NONE		09127842	6036937	NONE		09195761	6143698	NONE		09206077
5997601	NONE		09227631	6124244	NONE		09312383	6117408	NONE		09342692
6767521	NONE		09569552	6730234	US20020130090		10097799	NONE	US20040011990		10199275
6886635	US20040040706		10229984	NONE	US20040115378		10320301	7087209	US20030198589		10407417
7105191	US20040234650		10444304	NONE	US20050161219		11021408	NONE	US20060135372		11303109
7519481	US20080126383		11518757	7387031	NONE		11644096	NONE	US20080236822		11729563
7922424	US20090314149		12142893	7645093	US20100005940		12170004	7823632	US20100038080		12540924
8162048	US20100059226		12555401	8186436	US20110056682		12557034	NONE	US20100132951		12625972
8622078	US20100243072		12751200	8616811	US20100278602		12751418	9175534	US20110209872		12878738
NONE	US20120145646		12963386	8475081	US20110138983		12976731	8895476	US20120231977		13043033
8109693	NONE		13084726	9103088	US20110290091		13153562	8333211	US20120067435		13248781
9371723	US20120118397		13296928	8465227	NONE		13367492	8869899	US20120227974		13400187
8316935	NONE		13453210	8834016	NONE		13458526	8640901	US20130020331		13480469
8540022	NONE		13685940	9052037	US20130168484		13689907	8707979	US20130180598		13717890
9522367	NONE		13751256	9157205	NONE		13845221	9400065	US20130313353		13889612
9145749	NONE		13920447	8696245	US20140000431		13933212	9127537	NONE		14034699
9482380	US20140241822		14144942	9228309	NONE		14172098	9028172	US20140321919		14253215
9194525	US20140345702		14263088	9759030	US20150211314		14381184	9759030	US20150211314		14381184
9144775	NONE		14487733	9523028	US20150045260		14521750	9291016	US20150107846		14525776
9446535	US20150314468		14709917	9550652	US20150344263		14734506	9963943	NONE		14795564
9631337	US20160069038		14823642	9732602	NONE		14847925	9599253	NONE		14868866
9457326	NONE		14869070	9630773	NONE		14881845	10213757	NONE		14921295
9745812	US20160115755		14931100	9851038	US20160146390		14950908	10036225	US20170022774		15076926

Correspondence name and address
	LOCKE LORD LLP
	600 TRAVIS
	SUITE 2800
	HOUSTON, TX 77002-3095

Assignment: 6

Reel/Frame:	045045/0033			Pages:	6
		Recorded:	02/27/2018
Attorney Dkt #:	99368
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

TETRA TECHNOLOGIES, INC.

Exec Dt:

02/23/2018

Assignee

TETRA APPLIED TECHNOLOGIES, LLC

25025 I-45 NORTH

THE WOODLANDS, TEXAS 77380

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
7922424	US20090314149		12142893	7645093	US20100005940		12170004	8616811	US20100278602		12751418
8475081	US20110138983		12976731	8109693	NONE		13084726	9103088	US20110290091		13153562
8465227	NONE		13367492	8869899	US20120227974		13400187	9145749	NONE		13920447
8696245	US20140000431		13933212	9482380	US20140241822		14144942	9028172	US20140321919		14253215
9291016	US20150107846		14525776	9446535	US20150314468		14709917	9963943	NONE		14795564
9631337	US20160069038		14823642	9599253	NONE		14868866	10036225	US20170022774		15076926
10018005	US20170114603		15340073	9919370	NONE		15462980

Correspondence name and address
	BRETT NORTH
	9100 BLUEBONNET CENTRE BLVD., SUITE 100
	BATON ROUGE, LA 70809

Assignment: 7

Reel/Frame:	046486/0044			Pages:	5
		Recorded:	07/27/2018
Attorney Dkt #:	99368.6C3
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

TETRA TECHNOLOGIES, INC.

Exec Dt:

02/23/2018

Assignee

TETRA APPLIED TECHNOLOGIES, LLC

25025 I-45 NORTH

THE WOODLANDS, TEXAS 77380

Property

Pat #

Pub #

Intl #

App #

10619439

US20190040704

16030802

Correspondence name and address
	BRETT NORTH
	9100 BLUEBONNET CENTRE BLVD.
	SUITE 100
	BATON ROUGE, LA 70809

Assignment: 8

Reel/Frame:	046488/0337			Pages:	5
		Recorded:	07/27/2018
Attorney Dkt #:	99368.32C
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

TETRA TECHNOLOGIES, INC.

Exec Dt:

02/23/2018

Assignee

TETRA APPLIED TECHNOLOGIES, LLC

25025 I-45 NORTH

THE WOODLANDS, TEXAS 77380

Property

Pat #

Pub #

Intl #

App #

10301890

NONE

15972486

Correspondence name and address
	BRETT NORTH
	9100 BLUEBONNET CENTRE BLVD.
	SUITE 100
	BATON ROUGE, LA 70809

Assignment: 9

Reel/Frame:	053882/0943			Pages:	5
		Recorded:	09/25/2020
Attorney Dkt #:	99368.32C2_B
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

TETRA TECHNOLOGIES, INC.

Exec Dt:

02/23/2018

Assignee

TETRA APPLIED TECHNOLOGIES, LLC

25025 INTERSTATE 45 NORTH

THE WOODLANDS, TEXAS 77380

Property

Pat #

Pub #

Intl #

App #

10982493

NONE

16421625

Correspondence name and address
	ROY KIESEL FORD DOODY & NORTH
	PO BOX 15928
	BATON ROUGE, LA 70895

Assignment: 10

Reel/Frame:	046837/0040			Pages:	22
		Recorded:	09/11/2018
Attorney Dkt #:	042586-0029
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

TETRA TECHNOLOGIES, INC.

Exec Dt:

09/10/2018

Assignee

WILMINGTON TRUST, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT

1100 NORTH MARKET STREET

WILMINGTON, DELAWARE 19890

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
6138755	NONE		09080993	6036937	NONE		09195761	6143698	NONE		09206077
5997601	NONE		09227631	6124244	NONE		09312383	6117408	NONE		09342692
6730234	US20020130090		10097799	7087209	US20030198589		10407417	7105191	US20040234650		10444304
7519481	US20080126383		11518757	7387031	NONE		11644096	8162048	US20100059226		12555401
8186436	US20110056682		12557034	8895476	US20120231977		13043033	9371723	US20120118397		13296928
8316935	NONE		13453210	8834016	NONE		13458526	8640901	US20130020331		13480469
8540022	NONE		13685940	9052037	US20130168484		13689907	9457329	US20130070555		13700194
9522367	NONE		13751256	9157205	NONE		13845221	9400065	US20130313353		13889612
9127537	NONE		14034699	9228309	NONE		14172098	9144775	NONE		14487733
9523028	US20150045260		14521750	9550652	US20150344263		14734506	9732602	NONE		14847925
9630773	NONE		14881845	10213757	NONE		14921295	9884300	US20170095780		15284584
10052595	NONE		15384860	10000358	US20170174467		15412981	10913884	US20180171198		15468802
11208585	US20180237679		15468842	11136486	US20180215986		15468940	10155622	NONE		15494662
10082011	NONE		15675950	11021645	US20190119556		15791748	10851278	US20190119548		15791872
11453817	US20190119557		15792154	10633212	US20180370753		16010663

Correspondence name and address
	LATHAM & WATKINS LLP C/O ANGELA M. AMARU
	885 THIRD AVENUE
	NEW YORK, NY 10022

Assignment: 11

Reel/Frame:	047526/0436			Pages:	23
		Recorded:	09/14/2018
Attorney Dkt #:	CHA715/71038
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

TETRA TECHNOLOGIES, INC.

Exec Dt:

09/10/2018

TETRA PRODUCTION TESTING SERVICES, LLC

Exec Dt:

09/10/2018

Assignee

JPMORGAN CHASE BANK, N.A.

2200 ROSS AVENUE, 9TH FLOOR

TX1-2905

DALLAS, TEXAS 75201

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
6138755	NONE		09080993	6036937	NONE		09195761	6143698	NONE		09206077
5997601	NONE		09227631	6124244	NONE		09312383	6117408	NONE		09342692
6730234	US20020130090		10097799	7087209	US20030198589		10407417	7105191	US20040234650		10444304
7519481	US20080126383		11518757	7387031	NONE		11644096	8162048	US20100059226		12555401
8186436	US20110056682		12557034	8895476	US20120231977		13043033	9371723	US20120118397		13296928
8316935	NONE		13453210	8834016	NONE		13458526	8640901	US20130020331		13480469
8540022	NONE		13685940	9052037	US20130168484		13689907	9457329	US20130070555		13700194
9522367	NONE		13751256	9157205	NONE		13845221	9400065	US20130313353		13889612
9127537	NONE		14034699	9228309	NONE		14172098	9144775	NONE		14487733
9523028	US20150045260		14521750	9550652	US20150344263		14734506	9732602	NONE		14847925
9630773	NONE		14881845	10213757	NONE		14921295	9884300	US20170095780		15284584
10052595	NONE		15384860	10000358	US20170174467		15412981	10913884	US20180171198		15468802
11208585	US20180237679		15468842	11136486	US20180215986		15468940	10155622	NONE		15494662
10082011	NONE		15675950	11021645	US20190119556		15791748	10851278	US20190119548		15791872
11453817	US20190119557		15792154	10633212	US20180370753		16010663

Correspondence name and address
	SHANNON BERTINO
	2001 ROSS AVENUE, STE 3900
	DALLAS, TX 75201

Assignment: 12

Reel/Frame:	066295/0384			Pages:	19
		Recorded:	01/12/2024
Attorney Dkt #:	26365-27
Conveyance:	INTELLECTUAL PROPERTY SECURITY AGREEMENT

Assignor

TETRA TECHNOLOGIES, INC.

Exec Dt:

01/12/2024

Assignee

SILVER POINT FINANCE, LLC

TWO GREENWICH PLAZA, SUITE 1

GREENWICH, CONNECTICUT 06830

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
7087209	US20030198589		10407417	7105191	US20040234650		10444304	8162048	US20100059226		12555401
8895476	US20120231977		13043033	9371723	US20120118397		13296928	8316935	NONE		13453210
8834016	NONE		13458526	8640901	US20130020331		13480469	8540022	NONE		13685940
9052037	US20130168484		13689907	9522367	NONE		13751256	9400065	US20130313353		13889612
9127537	NONE		14034699	9228309	NONE		14172098	9144775	NONE		14487733
9550652	US20150344263		14734506	9732602	NONE		14847925	9457326	NONE		14869070
9630773	NONE		14881845	10213757	NONE		14921295	9790776	US20160369608		15188057
9884300	US20170095780		15284584	10052595	NONE		15384860	10000358	US20170174467		15412981
10913884	US20180171198		15468802	11208585	US20180237679		15468842	11136486	US20180215986		15468940
10082011	NONE		15675950	11021645	US20190119556		15791748	10851278	US20190119548		15791872
11453817	US20190119557		15792154	10633212	US20180370753		16010663	10807050	NONE		16107943
10443366	NONE		16139284	11046509	NONE		16221776	11261706	NONE		16283901
10808513	NONE		16600910	11104836	US20200131422		16730789	11344897	NONE		16819922
11208586	US20200255715		16858405	11015737	US20200324996		16858842	11691112	NONE		17073477
11391134	NONE		17073481	11261362	US20210040372		17083757	11208587	US20210115316		17138199
11292956	US20210238468		17236103	NONE	US20210348697		17328587	11613687	US20220073806		17529074
11920439	NONE		17682047	11779937	NONE		17827960	11781408	NONE		17867900
11827599	NONE		17983873

Correspondence name and address
	NOREEN GOSSELIN
	KIRKLAND & ELLIS LLP
	300 NORTH LASALLE
	CHICAGO, IL 60654

Assignment: 13

Reel/Frame:	067435/0204			Pages:	13
		Recorded:	05/16/2024
Attorney Dkt #:	3165.774 IPSA BOFA/TETRA
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

TETRA TECHNOLOGIES, INC.

Exec Dt:

05/13/2024

Assignee

BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT

901 MAIN STREET

11TH FLOOR

DALLAS, TEXAS 75202

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
9457326	NONE		14869070	9790776	US20160369608		15188057	10807050	NONE		16107943
10443366	NONE		16139284	11046509	NONE		16221776	11261706	NONE		16283901
10808513	NONE		16600910	11104836	US20200131422		16730789	11344897	NONE		16819922
11208586	US20200255715		16858405	11015737	US20200324996		16858842	11691112	NONE		17073477
11391134	NONE		17073481	11261362	US20210040372		17083757	11208587	US20210115316		17138199
11292956	US20210238468		17236103	NONE	US20210348697		17328587	11613687	US20220073806		17529074
11920439	NONE		17682047	11779937	NONE		17827960	11781408	NONE		17867900
11827599	NONE		17983873

Correspondence name and address
	BECKY L. TROUTMAN
	WINSTON & STRAWN LLP
	101 CALFORNIA STREET
	SAN FRANCISCO, CA 94111

Assignment: 14

Reel/Frame:	067454/0317			Pages:	25
		Recorded:	05/16/2024
Attorney Dkt #:	3165.774 PSA BOFA/TETRA
Conveyance:	SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

TETRA TECHNOLOGIES, INC.

Exec Dt:

05/13/2024

TETRA PRODUCTION TESTING SERVICES, LLC

Exec Dt:

05/13/2024

Assignee

BANK OF AMERICA, N.A. (AS SUCCESSOR ADMINISTRATIVE AGENT TO JPMORGAN CHASE BANK, N.A.)

901 MAIN STREET

11TH FLOOR

DALLAS, TEXAS 75202

Properties

Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #	Pat #	Pub #	Intl #	App #
6138755	NONE		09080993	6036937	NONE		09195761	6143698	NONE		09206077
5997601	NONE		09227631	6124244	NONE		09312383	6117408	NONE		09342692
6730234	US20020130090		10097799	7087209	US20030198589		10407417	7105191	US20040234650		10444304
7519481	US20080126383		11518757	7387031	NONE		11644096	8162048	US20100059226		12555401
8186436	US20110056682		12557034	8895476	US20120231977		13043033	9371723	US20120118397		13296928
8316935	NONE		13453210	8834016	NONE		13458526	8640901	US20130020331		13480469
8540022	NONE		13685940	9052037	US20130168484		13689907	9457329	US20130070555		13700194
9522367	NONE		13751256	9157205	NONE		13845221	9400065	US20130313353		13889612
9127537	NONE		14034699	9228309	NONE		14172098	9144775	NONE		14487733
9523028	US20150045260		14521750	9550652	US20150344263		14734506	9732602	NONE		14847925
9630773	NONE		14881845	10213757	NONE		14921295	9884300	US20170095780		15284584
10052595	NONE		15384860	10000358	US20170174467		15412981	10913884	US20180171198		15468802
11208585	US20180237679		15468842	11136486	US20180215986		15468940	10155622	NONE		15494662
10082011	NONE		15675950	11021645	US20190119556		15791748	10851278	US20190119548		15791872
11453817	US20190119557		15792154	10633212	US20180370753		16010663

Correspondence name and address
	BECKY L. TROUTMAN
	WINSTON & STRAWN LLP
	101 CALFORNIA STREET
	SAN FRANCISCO, CA 94111

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