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Patent Assignment Assignor Details
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Assignor Name : PISKLAK, THOMAS J.
Total Assignments: 21
Assignment: 1
Reel/Frame:006396/0145   Pages: 4
Recorded: 12/30/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TSOU, YU-MIN
Exec Dt:
01/31/1992
2
MCMICHAEL, JAMES W.
Exec Dt:
03/05/1992
3
BEAVER, RICHARD N.
Exec Dt:
01/13/1992
4
PISKLAK, THOMAS J.
Exec Dt:
05/18/1992
Assignee
1
DOW CHEMICAL COMPANY, THE
2030 DOW CENTER ABBOTT ROAD
MIDLAND, MICHIGAN 48640
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5203978
NONE
07792339
Correspondence name and address
RICHARD G. WATERMAN
THE DOW CHEMICAL COMPANY
PATENT DEPARTMENT
P.O. BOX 1967
MIDLAND, MICHIGAN 48641-1967
Assignment: 2
Reel/Frame:020319/0717   Pages: 4
Recorded: 01/04/2008
Attorney Dkt #:067198-5001US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PISKLAK, THOMAS J.
Exec Dt:
10/16/2006
Assignee
1
STONEWICK, INC.
1755 WITTINGTON PLACE, SUITE 100
DALLAS, TEXAS 75234
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9279583
US20080090188
11974455
Correspondence name and address
LEKHA GOPALAKRISHNAN
1111 PENNSYLVANIA AVE., N.W.
MORGAN, LEWIS & BOCKIUS LLP
WASHINGTON, DC 20004
Assignment: 3
Reel/Frame:019319/0937   Pages: 5
Recorded: 05/09/2007
Attorney Dkt #:064422-5009US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PISKLAK, THOMAS J.
Exec Dt:
02/20/2007
2
BALKUS, JR., KENNETH J.
Exec Dt:
02/15/2007
Assignee
1
BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
201 WEST 7TH STREET
AUSTIN, TEXAS 78701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070202450
11703993
Correspondence name and address
MORGAN LEWIS & BOCKIUS LLP
1111 PENNSYLVANIA AVENUE NW
WASHINGTON, DC 20004
Assignment: 4
Reel/Frame:019343/0771   Pages: 5
Recorded: 05/15/2007
Attorney Dkt #:064422-5008US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PISKLAK, THOMAS J.
Exec Dt:
02/20/2007
2
BALKUS, JR., KENNETH J.
Exec Dt:
02/15/2007
Assignee
1
BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
201 WEST 7TH STREET
AUSTIN, TEXAS 78701
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8062389
US20080014539
11704108
Correspondence name and address
LEKHA GOPALAKRISHNAN
MORGAN, LEWIS & BOCKIUS LLP
1111 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, D.C. 20004
Assignment: 5
Reel/Frame:020689/0047   Pages: 4
Recorded: 03/23/2008
Attorney Dkt #:067198-5003US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PISKLAK, THOMAS J.
Exec Dt:
02/13/2008
Assignee
1
STONEWICK, INC.
1755 WITTINGTON PLACE, SUITE 100
DALLAS, TEXAS 75234
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D606239
NONE
29303541
Correspondence name and address
LEKHA GOPALAKRISHNAN
1111 PENNSYLVANIA AVE., N.W.
WASHINGTON, DC 20004
Assignment: 6
Reel/Frame:023529/0431   Pages: 7
Recorded: 11/17/2009
Attorney Dkt #:200507.0017/S-1125
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PISKLAK, THOMAS J.
Exec Dt:
11/10/2009
2
STEVENS, RICHARD F., JR.
Exec Dt:
11/10/2009
3
QU, QI
Exec Dt:
11/10/2009
4
MORILLO, ELIZABETH G.
Exec Dt:
11/10/2009
Assignee
1
BJ SERVICES COMPANY
4601 WESTWAY PARK BOULEVARD
HOUSTON, TEXAS 77041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8796188
US20110118155
12619828
Correspondence name and address
MCGLINCHEY STAFFORD, PLLC
301 MAIN STREET, 14TH FLOOR
ATTN: IP GROUP
BATON ROUGE, LA 70802
Assignment: 7
Reel/Frame:024745/0451   Pages: 7
Recorded: 07/27/2010
Attorney Dkt #:50171-P002WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PISKLAK, THOMAS J.
Exec Dt:
05/28/2010
Assignee
1
STONEWICK, INC.
1755 WITTINGTON PLACE
SUITE 100
DALLAS, TEXAS 75234
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8430336
US20100301128
12744990
Correspondence name and address
LEKHA GOPALAKRISHNAN
WINSTEAD PC
P.O. BOX 50784
DALLAS, TX 75201
Assignment: 8
Reel/Frame:027768/0762   Pages: 5
Recorded: 02/27/2012
Attorney Dkt #:25300
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PISKLAK, THOMAS J.
Exec Dt:
01/20/2012
2
MORILLO, ELIZABETH G.
Exec Dt:
01/06/2012
3
QU, QI
Exec Dt:
01/09/2012
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9033040
US20130153222
13328032
Correspondence name and address
JOHN WILSON JONES
2777 ALLEN PARKWAY
SUITE 1000
HOUSTON, TX 77019
Assignment: 9
Reel/Frame:041584/0393   Pages: 6
Recorded: 03/15/2017
Attorney Dkt #:25300DIV CM4-95660-US-DIV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PISKLAK, THOMAS J.
Exec Dt:
01/20/2012
2
MORILLO, ELIZABETH G.
Exec Dt:
01/06/2012
3
QU, QI
Exec Dt:
01/09/2012
Assignee
1
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100
HOUSTON, TEXAS 77019
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9765253
US20160137902
14713558
Correspondence name and address
JONES DELFLACHE LLP
1333 HEIGHTS BOULEVARD
SUITE 300
HOUSTON, TX 77008
Assignment: 10
Reel/Frame:027840/0769   Pages: 4
Recorded: 03/12/2012
Attorney Dkt #:2011-IP-051250U1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BROTHERS, LANCE E.
Exec Dt:
03/09/2012
2
PISKLAK, THOMAS J.
Exec Dt:
03/09/2012
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8851173
US20130233550
13417001
Correspondence name and address
CRAIG W. RODDY
2600 SOUTH SECOND ST.
DUNCAN, OK 73533
Assignment: 11
Reel/Frame:030151/0401   Pages: 9
Recorded: 04/04/2013
Attorney Dkt #:2011-IP-051250U1P1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PISKLAK, THOMAS J.
Exec Dt:
04/03/2013
2
AGAPIOU, KYRIACOS
Exec Dt:
04/03/2013
3
OTIENO, PAULINE A.
Exec Dt:
04/03/2013
4
MORGAN, RONNIE G.
Exec Dt:
04/03/2013
5
BOUL, PETER J.
Exec Dt:
04/03/2013
6
BROTHERS, LANCE E.
Exec Dt:
04/03/2013
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9227872
US20130248183
13854115
Correspondence name and address
CRAIG W. RODDY
2600 SOUTH SECOND STREET
DUNCAN, OK 73536-0440
Assignment: 12
Reel/Frame:037363/0332   Pages: 9
Recorded: 12/28/2015
Attorney Dkt #:2011-IP-051250U1P1D1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PISKLAK, THOMAS J.
Exec Dt:
04/03/2013
2
AGAPIOU, KYRIACOS
Exec Dt:
04/03/2013
3
MORGAN, RONNIE G.
Exec Dt:
04/03/2013
4
BOUL, PETER J.
Exec Dt:
04/03/2013
5
BROTHERS, LANCE E.
Exec Dt:
04/03/2013
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9909051
US20160075933
14951133
Correspondence name and address
COREY TUMEY
PO BOX 22188
HOUSTON, TX 77227
Assignment: 13
Reel/Frame:030256/0651   Pages: 4
Recorded: 04/20/2013
Attorney Dkt #:50171-P001P1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PISKLAK, THOMAS J.
Exec Dt:
04/16/2013
Assignee
1
STONEWICK, INC.
11494 LUNA RD.
SUITE 275
DALLAS, TEXAS 75234
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9598654
NONE
13843214
Correspondence name and address
WINSTEAD PC
P.O. BOX 131851
DALLAS, TX 75313
Assignment: 14
Reel/Frame:040118/0646   Pages: 8
Recorded: 10/25/2016
Attorney Dkt #:140846-002508US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PISKLAK, THOMAS J.
Exec Dt:
09/05/2013
2
LEWIS, SAM J.
Exec Dt:
09/05/2013
3
BOUL, PETER JAMES
Exec Dt:
09/05/2013
4
OTIENO, PAULINE AKINYI
Exec Dt:
09/05/2013
5
AGAPIOU, KYRIACOS
Exec Dt:
09/05/2013
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10717916
US20160186036
14907436
Correspondence name and address
CHAMBERLAIN, HRDLICKA
1200 SMITH STREET, 14TH FLOOR
HOUSTON, TX 77002
Assignment: 15
Reel/Frame:037033/0935   Pages: 14
Recorded: 11/13/2015
Attorney Dkt #:098273-0148
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BROTHERS, LANCE E.
Exec Dt:
09/18/2013
2
MORGAN, RONNIE GLEN
Exec Dt:
09/18/2013
3
OTIENO, PAULINE AKINYI
Exec Dt:
09/17/2013
4
BOUL, PETER JAMES
Exec Dt:
09/17/2013
5
AGAPIOU, KYRIACOS
Exec Dt:
09/17/2013
6
PISKLAK, THOMAS J.
Exec Dt:
09/17/2013
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9771772
US20160084037
14891087
Correspondence name and address
MCDERMOTT WILL & EMERY LLP
THE MCDERMOTT BUILDING
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 16
Reel/Frame:041313/0028   Pages: 6
Recorded: 02/21/2017
Attorney Dkt #:7523.977US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AGAPIOU, KYRIACOS
Exec Dt:
10/17/2014
2
PISKLAK, THOMAS J.
Exec Dt:
10/17/2014
3
EOFF, LARRY
Exec Dt:
10/20/2014
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10023498
US20170247294
15505268
Correspondence name and address
HAYNES AND BOONE, LLP IP SECTION
2323 VICTORY AVENUE
SUITE 700
DALLAS, TX 75219
Assignment: 17
Reel/Frame:042383/0351   Pages: 5
Recorded: 05/15/2017
Attorney Dkt #:2069464-0250PTUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AGAPIOU, KYRIACOS
Exec Dt:
11/24/2014
2
PISKLAK, THOMAS J.
Exec Dt:
11/24/2014
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10487256
US20190092999
15526953
Correspondence name and address
ROBERT C. HILTON
1750 TYSONS BLVD, SUITE 1400
MCGUIREWOODS LLP
TYSONS CORNER, VA 22102
Assignment: 18
Reel/Frame:047020/0500   Pages: 8
Recorded: 10/01/2018
Attorney Dkt #:164.2014-IPM-097807 U1 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BROWN, PAUL ALAN
Exec Dt:
11/19/2015
2
PISKLAK, THOMAS J.
Exec Dt:
09/16/2015
3
BRENNIES, DARRELL CHAD
Exec Dt:
10/23/2015
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10414966
US20180273825
15762075
Correspondence name and address
GILLIAM IP PLLC (HALLIBURTON)
7200 N. MOPAC EXPY. #440
AUSTIN, TX 78731
Assignment: 19
Reel/Frame:040516/0496   Pages: 4
Recorded: 12/05/2016
Attorney Dkt #:50171-P001P2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
PISKLAK, THOMAS J.
Exec Dt:
11/30/2016
Assignee
1
STONEWICK, LLC
11494 LUNA RD.
SUITE 275
DALLAS, TEXAS 75234
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10041669
US20170074508
15361290
Correspondence name and address
WINSTEAD PC
P.O. BOX 131851
DALLAS, TX 75313
Assignment: 20
Reel/Frame:053334/0239   Pages: 5
Recorded: 07/28/2020
Attorney Dkt #:2069464-0395PTUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PISKLAK, THOMAS J.
Exec Dt:
04/02/2018
2
LEWIS, SAMUEL J.
Exec Dt:
05/10/2018
3
JONES, PAUL J.
Exec Dt:
04/20/2018
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11142679
US20210032526
16964291
Correspondence name and address
MCGUIREWOODS, LLP
1750 TYSONS BLVD., SUITE 1800
TYSONS, VA 22102
Assignment: 21
Reel/Frame:053845/0399   Pages: 6
Recorded: 09/22/2020
Attorney Dkt #:2069464-0396PTUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PISKLAK, THOMAS J.
Exec Dt:
05/31/2018
2
LEWIS, SAMUEL J.
Exec Dt:
05/31/2018
3
PEARL, WILLIAM C., JR.
Exec Dt:
05/31/2018
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200399524
16975328
Correspondence name and address
MCGUIREWOODS, LLP
1750 TYSONS BLVD.,
SUITE 1800
TYSONS CORNER, VA 22102

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