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Patent Assignment Assignee Details
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Assignee Name : DOWNHOLE TECHNOLOGY, LLC
Total Assignments: 51
Assignment: 1
Reel/Frame:038086/0170   Pages: 7
Recorded: 03/23/2016
Attorney Dkt #:163076
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
9074439
US20130048313
13592004
 
8997853
US20130048271
13592009
 
8955605
US20130048272
13592013
 
9103177
US20130048314
13592015
 
9334703
US20130048315
13592019
 
9097095
US20140231069
14181565
 
9567827
US20150013996
14332243
Correspondence name and address
JOHN DEBOER
2211 RAYFORD RD., #111-116
SPRING, TX 77386
Assignment: 2
Reel/Frame:038111/0064   Pages: 7
Recorded: 03/28/2016
Attorney Dkt #:163076
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
9896899
US20150101797
14458011
 
9777551
US20150101796
14532965
 
9010411
US20150090439
14543504
 
9725982
US20150159450
14628053
 
9631453
US20150191990
14665014
 
9316086
US20150260007
14723931
 
9976382
US20150267502
14725079
 
10036221
US20160145957
14948240
Correspondence name and address
JOHN DEBOER
2211 RAYFORD RD., #111-116
SPRING, TX 77386
Assignment: 3
Reel/Frame:040087/0511   Pages: 6
Recorded: 10/21/2016
Attorney Dkt #:0163.001CON2
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9689228
US20150308217
14794691
Correspondence name and address
BUSKOP LAW GROUP, P.C.
4511 DACOMA ST.
HOUSTON, TX 77092
Assignment: 4
Reel/Frame:040092/0568   Pages: 6
Recorded: 10/21/2016
Attorney Dkt #:0163.003CON2
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9562416
US20160237776
15137071
Correspondence name and address
BUSKOP LAW GROUP, P.C.
4511 DACOMA ST.
HOUSTON, TX 77092
Assignment: 5
Reel/Frame:040770/0117   Pages: 6
Recorded: 12/27/2016
Attorney Dkt #:163106
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9759029
US20170122048
15390760
Correspondence name and address
JOHN DEBOER
2211 RAYFORD RD., #111-116
SPRING, TX 77386
Assignment: 6
Reel/Frame:043242/0190   Pages: 6
Recorded: 08/09/2017
Attorney Dkt #:163.123
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D820327
NONE
29613004
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DRIVE, SUITE 200
HOUSTON, TX 77077
Assignment: 7
Reel/Frame:043911/0932   Pages: 6
Recorded: 10/20/2017
Attorney Dkt #:163.082 ET AL
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9970256
US20180073322
15784098
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., #200
HOUSTON, TX 77077
Assignment: 8
Reel/Frame:045857/0137   Pages: 6
Recorded: 05/21/2018
Attorney Dkt #:163.136
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77089
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10024126
US20180155998
15877506
Correspondence name and address
JOHN M. DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 9
Reel/Frame:045879/0959   Pages: 6
Recorded: 05/23/2018
Attorney Dkt #:163.089
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10246967
US20160265305
15164950
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 10
Reel/Frame:045996/0522   Pages: 6
Recorded: 06/06/2018
Attorney Dkt #:163.147
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10214981
US20180274315
15996375
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 11
Reel/Frame:045996/0734   Pages: 6
Recorded: 06/06/2018
Attorney Dkt #:163.129
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D861054
NONE
29628344
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 12
Reel/Frame:046063/0697   Pages: 6
Recorded: 06/12/2018
Attorney Dkt #:163.048 ET AL
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
10494895
US20180010417
15710719
 
10480277
US20180010418
15710900
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 13
Reel/Frame:046110/0648   Pages: 6
Recorded: 06/16/2018
Attorney Dkt #:163.096
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10711563
US20160369588
15256405
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 14
Reel/Frame:046110/0671   Pages: 6
Recorded: 06/16/2018
Attorney Dkt #:163.092
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10316617
US20170122049
15393215
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 15
Reel/Frame:046113/0015   Pages: 6
Recorded: 06/18/2018
Attorney Dkt #:163.114
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77089
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D827000
NONE
29621032
Correspondence name and address
JOHN M. DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 16
Reel/Frame:046113/0122   Pages: 6
Recorded: 06/18/2018
Attorney Dkt #:163.114
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77089
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180202257
15924036
Correspondence name and address
JOHN M. DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 17
Reel/Frame:048543/0590   Pages: 6
Recorded: 03/08/2019
Attorney Dkt #:163.160
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10605020
US20190162032
16261751
Correspondence name and address
JOHN M. DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 18
Reel/Frame:048549/0837   Pages: 6
Recorded: 03/08/2019
Attorney Dkt #:163.149
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180291703
16007675
Correspondence name and address
JOHN M. DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 19
Reel/Frame:050903/0438   Pages: 6
Recorded: 11/04/2019
Attorney Dkt #:163.138
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7451 BREEN DRIVE
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10570694
US20180179851
15904468
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 20
Reel/Frame:050907/0154   Pages: 6
Recorded: 11/04/2019
Attorney Dkt #:163.170
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7451 BREEN DRIVE
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10900321
US20190292873
16441809
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 21
Reel/Frame:054353/0863   Pages: 6
Recorded: 11/12/2020
Attorney Dkt #:163.209
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7451 BREEN DRIVE
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11136855
US20200340328
16924146
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 22
Reel/Frame:054910/0742   Pages: 6
Recorded: 01/13/2021
Attorney Dkt #:163.207
Conveyance: CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor
1
NATIONAL BOSS HOG ENERGY SERVICES, LLC
Exec Dt:
09/16/2013
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7451 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11008827
US20200340327
16924125
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD SUITE 2401
HOUSTON, TX 77043
Assignment: 23
Reel/Frame:039723/0202   Pages: 5
Recorded: 09/13/2016
Attorney Dkt #:163089
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN
Exec Dt:
09/02/2016
2
VANLUE, DUKE
Exec Dt:
09/02/2016
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10246967
US20160265305
15164950
Correspondence name and address
JOHN DEBOER
2211 RAYFORD RD., #111-116
SPRING, TX 77386
Assignment: 24
Reel/Frame:046110/0659   Pages: 5
Recorded: 06/16/2018
Attorney Dkt #:163.096
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
09/02/2016
2
VANLUE, DUKE
Exec Dt:
09/02/2016
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10711563
US20160369588
15256405
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 25
Reel/Frame:044989/0471   Pages: 9
Recorded: 02/21/2018
Attorney Dkt #:163.122 ET AL.
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
12/27/2016
2
VANLUE, DUKE
Exec Dt:
12/27/2016
3
HOU, YANAN
Exec Dt:
12/27/2016
4
HUGHES, DAVID
Exec Dt:
12/27/2016
5
LI, LIGUO
Exec Dt:
12/27/2016
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
10633534
US20180038191
15784020
 
NONE
US20180142096
15876120
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 26
Reel/Frame:042562/0540   Pages: 6
Recorded: 06/01/2017
Attorney Dkt #:163.092
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
12/29/2016
2
VANLUE, DUKE
Exec Dt:
12/29/2016
3
AVILA, LUIS MIGUEL
Exec Dt:
12/29/2016
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10316617
US20170122049
15393215
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DRIVE, SUITE 200
HOUSTON, TX 77077
Assignment: 27
Reel/Frame:044992/0475   Pages: 8
Recorded: 02/21/2018
Attorney Dkt #:163.126 ET AL.
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
06/01/2017
2
VANLUE, DUKE
Exec Dt:
06/01/2017
3
HOU, YANAN
Exec Dt:
06/01/2017
4
AVILA, LUIS MIGUEL
Exec Dt:
06/01/2017
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
10480267
US20180179852
15898753
 
10480280
US20180171748
15899147
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 28
Reel/Frame:045010/0631   Pages: 8
Recorded: 02/22/2018
Attorney Dkt #:163.126US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
06/01/2017
2
VANLUE, DUKE
Exec Dt:
06/01/2017
3
HOU, YANAN
Exec Dt:
06/01/2017
4
AVILA, LUIS MIGUEL
Exec Dt:
06/01/2017
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77089
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180179850
15901768
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 29
Reel/Frame:045996/0715   Pages: 5
Recorded: 06/06/2018
Attorney Dkt #:163.129
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
06/01/2017
2
AVILA, LUIS MIGUEL
Exec Dt:
06/01/2017
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D861054
NONE
29628344
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 30
Reel/Frame:050908/0492   Pages: 8
Recorded: 11/04/2019
Attorney Dkt #:163.172
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
06/01/2017
2
VANLUE, DUKE
Exec Dt:
06/01/2017
3
HOU, YANAN
Exec Dt:
06/01/2017
4
AVILA, LUIS MIGUEL
Exec Dt:
06/01/2017
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DRIVE
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10907441
US20190368306
16544408
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 31
Reel/Frame:050908/0771   Pages: 8
Recorded: 11/04/2019
Attorney Dkt #:163.173
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
06/01/2017
2
VANLUE, DUKE
Exec Dt:
06/01/2017
3
HOU, YANAN
Exec Dt:
06/01/2017
4
AVILA, LUIS MIGUEL
Exec Dt:
06/01/2017
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DRIVE
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200040694
16597077
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 32
Reel/Frame:052000/0496   Pages: 8
Recorded: 03/03/2020
Attorney Dkt #:163.127US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
06/01/2017
2
VANLUE, DUKE
Exec Dt:
06/01/2017
3
HOU, YANAN
Exec Dt:
06/01/2017
4
AVILA, LUIS MIGUEL
Exec Dt:
06/01/2017
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DRIVE
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10781659
US20180187500
15911012
Correspondence name and address
JOHN RAO DEBOER OSTERRIEDER, PLLC DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77066
Assignment: 33
Reel/Frame:050903/0533   Pages: 8
Recorded: 11/04/2019
Attorney Dkt #:163.138
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
06/07/2017
2
VANLUE, DUKE
Exec Dt:
06/01/2017
3
HOU, YANAN
Exec Dt:
06/01/2017
4
AVILA, LUIS MIGUEL
Exec Dt:
06/01/2017
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DRIVE
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10570694
US20180179851
15904468
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 34
Reel/Frame:043919/0502   Pages: 5
Recorded: 10/23/2017
Attorney Dkt #:163.082 ET AL
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN L
Exec Dt:
10/18/2017
2
VANLUE, DUKE
Exec Dt:
10/20/2017
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9970256
US20180073322
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Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DRIVE, SUITE 200
HOUSTON, TX 77077
Assignment: 35
Reel/Frame:044989/0600   Pages: 7
Recorded: 02/21/2018
Attorney Dkt #:163.122US ET AL.
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
10/18/2017
2
HOU, YANAN
Exec Dt:
10/16/2017
3
VANLUE, DUKE
Exec Dt:
06/26/2017
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DR.
HOUSTON, TEXAS 77086
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
10633534
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NONE
US20180142096
15876120
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 36
Reel/Frame:044990/0165   Pages: 9
Recorded: 02/21/2018
Attorney Dkt #:163.122 ET AL.
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LI, LIGUO
Exec Dt:
02/19/2018
2
HUGHES, DAVID
Exec Dt:
11/09/2017
3
HOU, YANAN
Exec Dt:
02/19/2018
4
DAVIES, EVAN LLOYD
Exec Dt:
02/19/2018
5
VANLUE, DUKE
Exec Dt:
11/10/2017
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
10633534
US20180038191
15784020
 
NONE
US20180142096
15876120
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 37
Reel/Frame:045010/0480   Pages: 8
Recorded: 02/22/2018
Attorney Dkt #:163.126 ET AL.
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOU, YANAN
Exec Dt:
02/19/2018
2
AVILA, LUIS MIGUEL
Exec Dt:
02/19/2018
3
DAVIES, EVAN LLOYD
Exec Dt:
02/19/2018
4
VANLUE, DUKE
Exec Dt:
02/22/2018
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
10480267
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10480280
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NONE
US20180179850
15901768
Correspondence name and address
JOHN DEBOER
2550 GRAY FALLS DR., SUITE 200
HOUSTON, TX 77077
Assignment: 38
Reel/Frame:050903/0583   Pages: 8
Recorded: 11/04/2019
Attorney Dkt #:163.138
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOU, YANAN
Exec Dt:
02/19/2018
2
AVILA, LUIS MIGUEL
Exec Dt:
02/19/2018
3
DAVIES, EVAN LLOYD
Exec Dt:
02/19/2018
4
VANLUE, DUKE
Exec Dt:
02/22/2018
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10570694
US20180179851
15904468
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 39
Reel/Frame:050908/0557   Pages: 8
Recorded: 11/04/2019
Attorney Dkt #:163.172
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOU, YANAN
Exec Dt:
02/19/2018
2
AVILA, LUIS MIGUEL
Exec Dt:
02/19/2018
3
DAVIES, EVAN LLOYD
Exec Dt:
02/19/2018
4
VANLUE, DUKE
Exec Dt:
02/22/2018
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DRIVE
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10907441
US20190368306
16544408
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 40
Reel/Frame:050908/0897   Pages: 8
Recorded: 11/04/2019
Attorney Dkt #:163.173
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOU, YANAN
Exec Dt:
02/19/2018
2
AVILA, LUIS MIGUEL
Exec Dt:
02/19/2018
3
DAVIES, EVAN LLOYD
Exec Dt:
02/19/2018
4
VANLUE, DUKE
Exec Dt:
02/22/2018
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
7123 BREEN DRIVE
HOUSTON, TEXAS 77086
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200040694
16597077
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 41
Reel/Frame:052000/0541   Pages: 8
Recorded: 03/03/2020
Attorney Dkt #:163.127US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOU, YANAN
Exec Dt:
02/19/2018
2
AVILA, LUIS MIGUEL
Exec Dt:
02/19/2018
3
DAVIES, EVAN LLOYD
Exec Dt:
02/19/2018
4
VANLUE, DUKE
Exec Dt:
02/22/2018
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10781659
US20180187500
15911012
Correspondence name and address
JOHN DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 42
Reel/Frame:058941/0613   Pages: 9
Recorded: 02/09/2022
Attorney Dkt #:163.151US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
04/25/2018
2
XIA, YI
Exec Dt:
04/25/2018
3
AVILA, LUIS MIGUEL
Exec Dt:
04/25/2018
4
HUGHES, DAVID
Exec Dt:
04/24/2018
5
SLUP, GABRIEL
Exec Dt:
04/25/2018
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11634958
US20210317717
17357689
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 43
Reel/Frame:058942/0014   Pages: 9
Recorded: 02/09/2022
Attorney Dkt #:163.151US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
04/25/2018
2
XIA, YI
Exec Dt:
04/25/2018
3
AVILA, LUIS MIGUEL
Exec Dt:
04/25/2018
4
HUGHES, DAVID
Exec Dt:
04/24/2018
5
SLUP, GABRIEL
Exec Dt:
04/25/2018
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11078739
US20190316434
16106114
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 44
Reel/Frame:050924/0149   Pages: 7
Recorded: 11/05/2019
Attorney Dkt #:163.164
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUGHES, DAVID
Exec Dt:
06/12/2018
2
DAVIES, EVAN LLOYD
Exec Dt:
06/12/2018
3
AVILA, LUIS MIGUEL
Exec Dt:
06/06/2018
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10801298
US20190323314
16387985
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 45
Reel/Frame:058941/0683   Pages: 9
Recorded: 02/09/2022
Attorney Dkt #:163.151US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
08/23/2018
2
XIA, YI
Exec Dt:
08/22/2018
3
AVILA, LUIS MIGUEL
Exec Dt:
08/21/2018
4
HUGHES, DAVID
Exec Dt:
08/23/2018
5
SLUP, GABRIEL
Exec Dt:
08/24/2018
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11634958
US20210317717
17357689
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 46
Reel/Frame:058942/0051   Pages: 9
Recorded: 02/09/2022
Attorney Dkt #:163.151US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
08/23/2018
2
XIA, YI
Exec Dt:
08/22/2018
3
AVILA, LUIS MIGUEL
Exec Dt:
08/21/2018
4
HUGHES, DAVID
Exec Dt:
08/23/2018
5
SLUP, GABRIEL
Exec Dt:
08/24/2018
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11078739
US20190316434
16106114
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 47
Reel/Frame:046729/0762   Pages: 10
Recorded: 08/28/2018
Attorney Dkt #:163.151 ET AL
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
08/28/2018
2
XIA, YI
Exec Dt:
08/28/2018
3
AVILA, LUIS MIGUEL
Exec Dt:
08/27/2018
4
HUGHES, DAVID
Exec Dt:
08/27/2018
5
SLUP, GABRIEL
Exec Dt:
08/27/2018
6
DIAZ, ASHTON E
Exec Dt:
08/27/2018
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11078739
US20190316434
16106114
Correspondence name and address
JOHN M. DEBOER
2550 GRAY FALLS DRIVE
SUITE 200
HOUSTON, TX 77077
Assignment: 48
Reel/Frame:046730/0085   Pages: 10
Recorded: 08/28/2018
Attorney Dkt #:163.157 & 163.158
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
08/28/2018
2
XIA, YI
Exec Dt:
08/28/2018
3
AVILA, LUIS MIGUEL
Exec Dt:
08/27/2018
4
HUGHES, DAVID
Exec Dt:
08/27/2018
5
SLUP, GABRIEL
Exec Dt:
08/27/2018
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
D877216
NONE
29660379
 
D877217
NONE
29660381
Correspondence name and address
JOHN M. DEBOER
2550 GRAY FALLS DRIVE
SUITE 200
HOUSTON, TX 77077
Assignment: 49
Reel/Frame:058941/0887   Pages: 10
Recorded: 02/09/2022
Attorney Dkt #:163.151US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIES, EVAN LLOYD
Exec Dt:
08/28/2018
2
XIA, YI
Exec Dt:
08/28/2018
3
AVILA, LUIS MIGUEL
Exec Dt:
08/27/2018
4
HUGHES, DAVID
Exec Dt:
08/27/2018
5
SLUP, GABRIEL
Exec Dt:
08/27/2018
6
DIAZ, ASHTON E.
Exec Dt:
08/27/2018
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11634958
US20210317717
17357689
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 50
Reel/Frame:050905/0321   Pages: 5
Recorded: 11/04/2019
Attorney Dkt #:163.176 ET AL.
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SLUP, GABRIEL ANTONIU
Exec Dt:
03/28/2019
2
DAVIES, EVAN LLOYD
Exec Dt:
03/18/2019
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10961796
US20200080394
16569362
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043
Assignment: 51
Reel/Frame:058935/0299   Pages: 5
Recorded: 02/09/2022
Attorney Dkt #:163.176US2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SLUP, GABRIEL ANTONIU
Exec Dt:
03/28/2019
2
DAVIES, EVAN LLOYD
Exec Dt:
03/18/2019
Assignee
1
DOWNHOLE TECHNOLOGY, LLC
12450 CUTTEN RD.
HOUSTON, TEXAS 77066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11542763
US20210172275
17178925
Correspondence name and address
JOHN M. DEBOER
1334 BRITTMOORE RD. SUITE 2401
HOUSTON, TX 77043

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