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Patent Assignment Assignor Details
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Assignor Name : DUENCKEL, ROBERT
Total Assignments: 31
Assignment: 1
Reel/Frame:017255/0895   Pages: 7
Recorded: 02/09/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILSON, BRETT A.
Exec Dt:
11/29/2004
2
DUENCKEL, ROBERT
Exec Dt:
11/29/2004
3
PALAMARA, THOMAS C.
Exec Dt:
11/30/2004
Assignee
1
CARBO CERAMICS INCORPORATED
6565 MACARTHUR BOULEVARD, SUITE 1050
IRVING, TEXAS 75039
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7921910
US20080210421
11667324
Correspondence name and address
PAMELA A. PICKETT
THOMPSON COBURN LLP
ONE US BANK PLAZA
ST. LOUIS, MISSOURI 63101
Assignment: 2
Reel/Frame:016478/0281   Pages: 5
Recorded: 04/20/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILSON, BRETT A.
Exec Dt:
03/22/2005
2
PALAMARA, THOMAS C.
Exec Dt:
03/22/2005
3
DUENCKEL, ROBERT
Exec Dt:
03/28/2005
Assignee
1
CARBO CERAMICS INCORPORATED
6565 MACARTHUR BOULEVARD
IRVING, TEXAS 75039
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7921910
US20080210421
11667324
Correspondence name and address
KENNETH SOLOMON
THOMPSON COBURN LLP
ONE US BANK PLAZA
ST. LOUIS, MO 63101
Assignment: 3
Reel/Frame:016940/0037   Pages: 5
Recorded: 12/27/2005
Attorney Dkt #:34955.63
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUENCKEL, ROBERT
Exec Dt:
11/03/2005
2
EDMUNDS, MARK
Exec Dt:
11/03/2005
3
CANOVA, STEVE
Exec Dt:
10/31/2005
4
ELDRED, BENJAMIN
Exec Dt:
10/27/2005
5
WILSON, BRETT ALLEN
Exec Dt:
10/27/2005
Assignee
1
CARBO CERAMICS INC.
6565 MACARTHUR BLVD.
SUITE 1050
IRVING, TEXAS 75039
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060081371
11226476
Correspondence name and address
PRISCILLA L. FERGUSON
HAYNES AND BOONE, LLP
901 MAIN STREET, SUITE 3100
DALLAS, TX 75202
Assignment: 4
Reel/Frame:020967/0778   Pages: 5
Recorded: 05/19/2008
Attorney Dkt #:34955.184
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUENCKEL, ROBERT
Exec Dt:
11/03/2005
2
EDMUNDS, MARK
Exec Dt:
11/03/2005
3
CANOVA, STEVE
Exec Dt:
10/31/2005
4
ELDRED, BENJAMIN
Exec Dt:
10/27/2005
5
WILSON, BRETT ALLEN
Exec Dt:
10/27/2005
Assignee
1
CARBO CERAMICS INC.
6565 MACARTHUR BLVD., SUITE 1050
IRVING, TEXAS 75039
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7678723
US20080220996
12123189
Correspondence name and address
HAYNES AND BOONE, LLP
901 MAIN STREET
SUITE 3100
DALLAS, TX 75202
Assignment: 5
Reel/Frame:023838/0702   Pages: 5
Recorded: 01/25/2010
Attorney Dkt #:34955.215
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUENCKEL, ROBERT
Exec Dt:
11/03/2005
2
EDMUNDS, MARK
Exec Dt:
11/03/2005
3
CANOVA, STEVE
Exec Dt:
10/31/2005
4
ELDRED, BENJAMIN
Exec Dt:
10/27/2005
5
WILSON, BRETT ALLEN
Exec Dt:
10/27/2005
Assignee
1
CARBO CERAMICS INC.
575 N. DAIRY ASHFORD, SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7825053
US20100126728
12692779
Correspondence name and address
HAYNES AND BOONE, LLP IP SECTION
2323 VICTORY AVENUE
SUITE 700
DALLAS, TX 75219
Assignment: 6
Reel/Frame:020289/0923   Pages: 7
Recorded: 12/26/2007
Attorney Dkt #:45228-67932
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILSON, BRETT A.
Exec Dt:
12/11/2007
2
PALAMARA, THOMAS C.
Exec Dt:
11/29/2007
3
DUENCKEL, ROBERT
Exec Dt:
11/29/2007
Assignee
1
CARBO CERAMICS INC.
6565 MACARTHUR BOULEVARD
IRVING, TEXAS 75039
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7921910
US20080210421
11667324
Correspondence name and address
STEVEN M. RITCHEY
ONE US BANK PLAZA
ST. LOUIS, MO 63101
Assignment: 7
Reel/Frame:026042/0384   Pages: 6
Recorded: 03/29/2011
Attorney Dkt #:45228-95491
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILSON, BRETT A.
Exec Dt:
12/11/2007
2
PALAMARA, THOMAS C.
Exec Dt:
11/29/2007
3
DUENCKEL, ROBERT
Exec Dt:
11/29/2007
Assignee
1
CARBO CERAMICS INC.
575 N. DAIRY ASHFORD
SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110177984
13038098
Correspondence name and address
STEVEN M. RITCHEY
ONE US BANK PLAZA
ST. LOUIS, MO 63101
Assignment: 8
Reel/Frame:022175/0012   Pages: 8
Recorded: 01/29/2009
Attorney Dkt #:34955.196
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SMITH, HARRY D., JR.
Exec Dt:
01/16/2009
2
DUENCKEL, ROBERT
Exec Dt:
01/21/2009
3
SMITH, MICHAEL P.
Exec Dt:
01/22/2009
Assignee
1
CARBO CERAMICS INC.
6565 MACARTHUR BLVD., SUITE 1050
IRVING, TEXAS 75039
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8100177
US20090205825
12358168
Correspondence name and address
RANDALL C. BROWN
HAYNES AND BOONE, LLP
2323 VICTORY AVENUE, SUITE 700
DALLAS, TX 75219
Assignment: 9
Reel/Frame:022605/0077   Pages: 8
Recorded: 04/28/2009
Attorney Dkt #:34955.202
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUENCKEL, ROBERT
Exec Dt:
04/14/2009
2
SMITH, HARRY D., JR.
Exec Dt:
04/15/2009
3
SMITH, MICHAEL P.
Exec Dt:
04/16/2009
Assignee
1
CARBO CERAMICS INC.
6565 MACARTHUR BLVD.
SUITE 1050
IRVING, TEXAS 75039
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8214151
US20090210161
12425884
Correspondence name and address
RANDALL C. BROWN
2323 VICTORY AVENUE, SUITE 700
DALLAS, TX 75219
Assignment: 10
Reel/Frame:025851/0380   Pages: 6
Recorded: 02/23/2011
Attorney Dkt #:34955.222
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SMITH, HARRY D.
Exec Dt:
02/16/2011
2
SMITH, MICHAEL P.
Exec Dt:
02/19/2011
3
DUENCKEL, ROBERT
Exec Dt:
02/15/2011
Assignee
1
CARBO CERAMICS INC.
6565 MACARTHUR BLVD.
SUITE 1070
IRVING, TEXAS 75039
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8234072
US20110001040
12820576
Correspondence name and address
HAYNES AND BOONE, LLP
2323 VICTORY AVENUE
SUITE 700
DALLAS, TX 75219
Assignment: 11
Reel/Frame:026936/0171   Pages: 4
Recorded: 09/20/2011
Attorney Dkt #:34955.242
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SMITH, HARRY D., JR.
Exec Dt:
09/17/2011
2
DUENCKEL, ROBERT
Exec Dt:
09/19/2011
Assignee
1
CARBO CERAMICS INC.
575 N. DAIRY ASHFORD ROAD
SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8648309
US20120080588
13237406
Correspondence name and address
HAYNES AND BOONE, LLP IP SECTION
2323 VICTORY AVENUE
SUITE 700
DALLAS, TX 75219
Assignment: 12
Reel/Frame:030271/0675   Pages: 3
Recorded: 04/22/2013
Attorney Dkt #:34955.256
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SMITH, HARRY D., JR.
Exec Dt:
08/08/2012
2
HAN, XIAOGANG
Exec Dt:
08/14/2012
3
DUENCKEL, ROBERT
Exec Dt:
08/01/2012
Assignee
1
CARBO CERAMICS, INC.
575 NORTH DAIRY ASHFORD, SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9038715
US20130292109
13461498
Correspondence name and address
HAYNES AND BOONE, LLP
2323 VICTORY AVENUE, SUITE 700
DALLAS, TX 75219
Assignment: 13
Reel/Frame:042963/0781   Pages: 7
Recorded: 07/11/2017
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELDRED, BENJAMIN T.
Exec Dt:
09/10/2012
2
WILSON, BRETT A.
Exec Dt:
09/07/2012
3
GARDINIER, CLAYTON F.
Exec Dt:
09/07/2012
4
DUENCKEL, ROBERT
Exec Dt:
09/26/2012
Assignee
1
CARBO CERAMICS, INC.
575 N. DAIRY ASHFORD
SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10118863
US20170260104
15607771
Correspondence name and address
PATTERSON & SHERIDAN, LLP
24 GREENWAY PLAZA
SUITE 1600
HOUSTON, TX 77046
Assignment: 14
Reel/Frame:048226/0906   Pages: 7
Recorded: 02/04/2019
Attorney Dkt #:CARBO/0002USC03
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELDRED, BENJAMIN T.
Exec Dt:
09/10/2012
2
WILSON, BRETT A.
Exec Dt:
09/07/2012
3
GARDINIER, CLAYTON F.
Exec Dt:
09/07/2012
4
DUENCKEL, ROBERT
Exec Dt:
09/26/2012
Assignee
1
CARBO CERAMICS, INC.
575 N. DAIRY ASHFORD
SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11512025
US20190071366
16179488
Correspondence name and address
PATTERSON & SHERIDAN, LLP
24 GREENWAY PLAZA
SUITE 1600
HOUSTON, TX 77046
Assignment: 15
Reel/Frame:033211/0274   Pages: 6
Recorded: 06/30/2014
Attorney Dkt #:34955-309/310
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUENCKEL, ROBERT
Exec Dt:
04/03/2014
2
CONNER, MARK
Exec Dt:
04/03/2014
3
CANNAN, CHAD
Exec Dt:
04/03/2014
4
CADY, DANIEL
Exec Dt:
04/28/2014
5
LEASURE, JOSHUA
Exec Dt:
05/07/2014
6
LIENG, THU
Exec Dt:
06/20/2014
7
ROPER, TODD
Exec Dt:
04/09/2014
8
READ, PETER A.
Exec Dt:
04/09/2014
Assignee
1
CARBO CERAMICS INC.
575 N. DAIRY ASHFORRD RD., SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10316242
US20140262247
14213276
Correspondence name and address
HAYNES AND BOONE, LLP IP SECTION
2323 VICTORY AVENUE
SUITE 700
DALLAS, TX 75219
Assignment: 16
Reel/Frame:050329/0434   Pages: 6
Recorded: 09/10/2019
Attorney Dkt #:CARBO/0004USC1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUENCKEL, ROBERT
Exec Dt:
04/03/2014
2
CONNER, MARK
Exec Dt:
04/03/2014
3
CANNAN, CHAD
Exec Dt:
04/03/2014
4
CADY, DANIEL
Exec Dt:
04/28/2014
5
LEASURE, JOSHUA
Exec Dt:
05/07/2014
6
LIENG, THU
Exec Dt:
06/20/2014
7
ROPER, TODD
Exec Dt:
04/09/2014
8
READ, PETER A.
Exec Dt:
04/09/2014
Assignee
1
CARBO CERAMICS INC.
575 N. DAIRY ASHFORD RD.
SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11286418
US20190292442
16436582
Correspondence name and address
PATTERSON + SHERIDAN, LLP
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 17
Reel/Frame:059442/0587   Pages: 6
Recorded: 03/30/2022
Attorney Dkt #:CARBO/0004USC02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUENCKEL, ROBERT
Exec Dt:
04/03/2014
2
CONNER, MARK
Exec Dt:
04/03/2014
3
CANNAN, CHAD
Exec Dt:
04/03/2014
4
CADY, DANIEL
Exec Dt:
04/28/2014
5
LEASURE, JOSHUA
Exec Dt:
05/07/2014
6
LIENG, THU
Exec Dt:
06/20/2014
7
ROPER, TODD
Exec Dt:
04/09/2014
8
READ, PETER A.
Exec Dt:
04/09/2014
Assignee
1
CARBO CERAMICS INC.
575 N. DAIRY ASHFORD RD, SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220213378
17706688
Correspondence name and address
PATTERSON + SHERIDAN, LLP
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 18
Reel/Frame:034510/0067   Pages: 5
Recorded: 12/15/2014
Attorney Dkt #:34955.454
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELDRED, BENJAMIN T.
Exec Dt:
11/19/2014
2
WILSON, BRETT A.
Exec Dt:
11/19/2014
3
GARDINIER, CLAYTON F.
Exec Dt:
11/19/2014
4
DUENCKEL, ROBERT
Exec Dt:
11/19/2014
Assignee
1
CARBO CERAMICS INC.
575 N. DAIRY ASHFORD
SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9670400
US20150166880
14502483
Correspondence name and address
HAYNES AND BOONE, LLP (34955/44882)
2323 VICTORY AVE. #700
DALLAS, TX 75219
Assignment: 19
Reel/Frame:062245/0550   Pages: 5
Recorded: 12/30/2022
Attorney Dkt #:CARBO/0002USC04
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELDRED, BENJAMIN T.
Exec Dt:
11/19/2014
2
WILSON, BRETT A.
Exec Dt:
11/19/2014
3
GARDINIER, CLAYTON F.
Exec Dt:
11/19/2014
4
DUENCKEL, ROBERT
Exec Dt:
11/19/2014
Assignee
1
CARBO CERAMICS INC.
5050 WESTWAY PARK BLVD., SUITE 150
HOUSTON, TEXAS 77041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230071272
17893720
Correspondence name and address
PATTERSON + SHERIDAN, LLP
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 20
Reel/Frame:043562/0396   Pages: 5
Recorded: 09/12/2017
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELDRED, BENJAMIN T.
Exec Dt:
04/22/2015
2
WILSON, BRETT A.
Exec Dt:
04/21/2015
3
GARDINIER, CLAYTON F.
Exec Dt:
06/02/2015
4
DUENCKEL, ROBERT
Exec Dt:
04/29/2015
5
ROPER, TODD
Exec Dt:
04/22/2015
Assignee
1
CARBO CERAMICS, INC.
575 N. DAIRY ASHFORD
SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10077398
US20160264853
15066936
Correspondence name and address
PATTERSON & SHERIDAN, LLP
24 GREENWAY PLAZA
SUITE 1600
HOUSTON, TX 77046
Assignment: 21
Reel/Frame:036855/0306   Pages: 7
Recorded: 10/22/2015
Attorney Dkt #:34955.450US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAN, XIAOGANG
Exec Dt:
09/25/2015
2
SMITH, HARRY D., JR.
Exec Dt:
09/23/2015
3
DUENCKEL, ROBERT
Exec Dt:
10/01/2015
4
ZHANG, QIANMEI (JEREMY)
Exec Dt:
09/23/2015
Assignee
1
CARBO CERAMICS INC.
575 N. DAIRY ASHFORD, SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10161237
US20160024909
14805213
Correspondence name and address
HAYNES AND BOONE, LLP
2323 VICTORY AVE. #700
DALLAS, TX 75219
Assignment: 22
Reel/Frame:048720/0038   Pages: 7
Recorded: 03/27/2019
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAN, XIAOGANG
Exec Dt:
09/25/2015
2
SMITH, HARRY D.
Exec Dt:
09/23/2015
3
DUENCKEL, ROBERT
Exec Dt:
10/01/2015
4
ZHANG, QIANMEI (JEREMY)
Exec Dt:
09/23/2015
Assignee
1
CARBO CERAMICS, INC.
575 N. DAIRY ASHFORD
SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11078771
US20190242232
16231655
Correspondence name and address
PATTERSON & SHERIDAN, LLP
24 GREENWAY PLAZA
SUITE 1600
HOUSTON, TX 77046
Assignment: 23
Reel/Frame:047810/0979   Pages: 7
Recorded: 12/18/2018
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELDRED, BENJAMIN T.
Exec Dt:
09/22/2015
2
WILSON, BRETT A.
Exec Dt:
09/21/2015
3
GARDINIER, CLAYTON F.
Exec Dt:
09/23/2015
4
DUENCKEL, ROBERT
Exec Dt:
10/02/2015
Assignee
1
CARBO CERAMICS, INC.
575 N. DAIRY ASHFORD
SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10077395
US20160017214
14802761
Correspondence name and address
PATTERSON & SHERIDAN, LLP
24 GREENWAY PLAZA
SUITE 1600
HOUSTON, TX 77046
Assignment: 24
Reel/Frame:048272/0789   Pages: 7
Recorded: 02/08/2019
Attorney Dkt #:CARBO/0002USC02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELDRED, BENJAMIN T.
Exec Dt:
09/22/2015
2
WILSON, BRETT A.
Exec Dt:
09/21/2015
3
GARDINIER, CLAYTON F.
Exec Dt:
09/23/2015
4
DUENCKEL, ROBERT
Exec Dt:
10/02/2015
Assignee
1
CARBO CERAMICS, INC.
575 N. DAIRY ASHFORD
SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190016944
16133142
Correspondence name and address
PATTERSON & SHERIDAN, LLP
24 GREENWAY PLAZA
SUITE 1600
HOUSTON, TX 77046
Assignment: 25
Reel/Frame:037134/0976   Pages: 11
Recorded: 11/24/2015
Attorney Dkt #:34955.455US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUENCKEL, ROBERT
Exec Dt:
11/09/2015
2
CONNER, MARK
Exec Dt:
11/09/2015
3
CANNAN, CHAD
Exec Dt:
11/12/2015
4
ROPER, TODD
Exec Dt:
11/06/2015
5
LEASURE, JOSHUA
Exec Dt:
11/09/2015
6
LIENG, THU
Exec Dt:
11/09/2015
7
CADY, DANIEL
Exec Dt:
11/18/2015
8
READ, PETER A.
Exec Dt:
11/07/2015
Assignee
1
CARBO CERAMICS INC.
575 N. DAIRY ASHFORD, SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9951267
US20160075941
14857564
Correspondence name and address
HAYNES AND BOONE, LLP IP SECTION
2323 VICTORY AVENUE
SUITE 700
DALLAS, TX 75219
Assignment: 26
Reel/Frame:048310/0910   Pages: 11
Recorded: 02/12/2019
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUENCKEL, ROBERT
Exec Dt:
11/09/2015
2
CONNER, MARK
Exec Dt:
11/09/2015
3
CANNAN, CHAD
Exec Dt:
11/12/2015
4
ROPER, TODD
Exec Dt:
11/06/2015
5
LEASURE, JOSHUA
Exec Dt:
11/09/2015
6
LIENG, THU
Exec Dt:
11/09/2015
7
CADY, DANIEL
Exec Dt:
11/18/2015
8
READ, PETER A.
Exec Dt:
07/11/2015
Assignee
1
CARBO CERAMICS, INC.
575 N. DAIRY ASHFORD
SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11124697
US20180237688
15960395
Correspondence name and address
PATTERSON & SHERIDAN, LLP
24 GREENWAY PLAZA
SUITE 1600
HOUSTON, TX 77046
Assignment: 27
Reel/Frame:061629/0812   Pages: 11
Recorded: 11/02/2022
Attorney Dkt #:CARBO/0008USC03
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUENCKEL, ROBERT
Exec Dt:
11/09/2015
2
CONNER, MARK
Exec Dt:
11/09/2015
3
CANNAN, CHAD
Exec Dt:
11/12/2015
4
ROPER, TODD
Exec Dt:
11/06/2015
5
LEASURE, JOSHUA
Exec Dt:
11/09/2015
6
LIENG, THU
Exec Dt:
11/09/2015
7
CADY, DANIEL
Exec Dt:
11/18/2015
8
READ, PETER A.
Exec Dt:
07/11/2015
Assignee
1
CARBO CERAMICS INC.
5050 WESTWAY PARK BLVD., SUITE 150
HOUSTON, TEXAS 77041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11739260
US20220073813
17480130
Correspondence name and address
PATTERSON+SHERIDAN, LLP
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 28
Reel/Frame:064732/0150   Pages: 11
Recorded: 08/29/2023
Attorney Dkt #:CARBO/0008USC04
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUENCKEL, ROBERT
Exec Dt:
11/09/2015
2
CONNER, MARK
Exec Dt:
11/09/2015
3
CANNAN, CHAD
Exec Dt:
11/12/2015
4
ROPER, TODD
Exec Dt:
11/06/2015
5
LEASURE, JOSHUA
Exec Dt:
11/09/2015
6
LIENG, THU
Exec Dt:
11/09/2015
7
CADY, DANIEL
Exec Dt:
11/18/2015
8
READ, PETER A.
Exec Dt:
07/11/2015
Assignee
1
CARBO CERAMICS INC.
575 N. DAIRY ASHFORD ROAD, SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230399562
18457454
Correspondence name and address
PATTERSON + SHERIDAN, LLP
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 29
Reel/Frame:047798/0414   Pages: 8
Recorded: 12/17/2018
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELDRED, BENJAMIN T.
Exec Dt:
10/02/2017
2
WILSON, BRETT A.
Exec Dt:
10/02/2017
3
GARDINIER, CLAYTON F.
Exec Dt:
10/03/2017
4
DUENCKEL, ROBERT
Exec Dt:
10/05/2017
5
ROPER, TODD
Exec Dt:
10/02/2017
Assignee
1
CARBO CERAMICS, INC.
575 N. DAIRY ASHFORD RD.
SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10513654
US20190016949
16133200
Correspondence name and address
PATTERSON & SHERIDAN, LLP
24 GREENWAY PLAZA
SUITE 1600
HOUSTON, TX 77046
Assignment: 30
Reel/Frame:051992/0490   Pages: 8
Recorded: 03/03/2020
Attorney Dkt #:CARBO/0055US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILSON, BRETT A
Exec Dt:
12/10/2018
2
KRAUSE, CLAUDE
Exec Dt:
12/10/2018
3
CANOVA, STEVE
Exec Dt:
12/12/2018
4
LEW, KEITH
Exec Dt:
12/10/2018
5
ELDRED, BENJAMIN T
Exec Dt:
12/10/2018
6
GARDINIER, CLAYTON F
Exec Dt:
09/27/2019
7
DUENCKEL, ROBERT
Exec Dt:
12/13/2018
Assignee
1
CARBO CERAMICS, INC.
575 N. DAIRY ASHFORD ROAD, SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10507517
US20190184450
15844243
Correspondence name and address
PATTERSON + SHERIDAN, LLP
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 31
Reel/Frame:051998/0324   Pages: 8
Recorded: 03/03/2020
Attorney Dkt #:CARBO/0055USC01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILSON, BRETT A
Exec Dt:
12/10/2018
2
KRAUSE, CLAUDE
Exec Dt:
12/10/2018
3
CANOVA, STEVE
Exec Dt:
12/12/2018
4
LEW, KEITH
Exec Dt:
12/10/2018
5
ELDRED, BENJAMIN T
Exec Dt:
12/10/2018
6
GARDINIER, CLAYTON F
Exec Dt:
09/27/2019
7
DUENCKEL, ROBERT
Exec Dt:
12/13/2018
Assignee
1
CARBO CERAMICS, INC.
575 N. DAIRY ASHFORD ROAD, SUITE 300
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200114415
16715773
Correspondence name and address
PATTERSON + SHERIDAN, LLP
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046

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