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Patent Assignment Assignor Details
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Assignor Name : WEINTRAUB, PRESTON
Total Assignments: 20
Assignment: 1
Reel/Frame:030581/0489   Pages: 4
Recorded: 06/10/2013
Attorney Dkt #:38496.230
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WEINTRAUB, PRESTON
Exec Dt:
03/28/2013
Assignee
1
CANRIG DRILLING TECHNOLOGY LTD.
8223 WILLOW PLACE DRIVE SOUTH
HOUSTON, TEXAS 77070
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140255123
13790891
Correspondence name and address
HAYNES AND BOONE, LLP IP SECTION
2323 VICTORY AVENUE
SUITE 700
DALLAS, TX 75219
Assignment: 2
Reel/Frame:030708/0143   Pages: 6
Recorded: 06/28/2013
Attorney Dkt #:38496.234
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEINTRAUB, PRESTON
Exec Dt:
05/09/2013
2
SLOCUM, W. RANDALL
Exec Dt:
05/01/2013
Assignee
1
CANRIG DRILLING TECHNOLOGY LTD.
8223 WILLOW PLACE DRIVE SOUTH
HOUSTON, TEXAS 77070
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130284459
13871679
Correspondence name and address
HAYNES AND BOONE, LLP JEFFREY A. WOLFSON
2323 VICTORY AVENUE
SUITE 700
DALLAS, TX 75219
Assignment: 3
Reel/Frame:031065/0236   Pages: 7
Recorded: 08/22/2013
Attorney Dkt #:38496.262
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEINTRAUB, PRESTON
Exec Dt:
08/14/2013
2
SLOCUM, RANDY
Exec Dt:
08/09/2013
3
KUTTEL, BEAT
Exec Dt:
08/12/2013
4
BHATNAGAR, SAMVED
Exec Dt:
08/13/2013
Assignee
1
CANRIG DRILLING TECHNOLOGY LTD.
8223 WILLOW PLACE DRIVE SOUTH
HOUSTON, TEXAS 77070
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130284433
13864025
Correspondence name and address
HAYNES AND BOONE, LLP
2323 VICTORY AVENUE SUITE 700
DALLAS, TX 75219
Assignment: 4
Reel/Frame:031512/0857   Pages: 4
Recorded: 10/30/2013
Attorney Dkt #:716909.44
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEINTRAUB, PRESTON
Exec Dt:
10/28/2013
2
QUACKENBUSH, JOSEPH
Exec Dt:
10/28/2013
Assignee
1
PROSERV OPERATIONS, INC.
13105 NORTHWEST FWY, SUITE 250
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9423031
US20150115536
14067398
Correspondence name and address
HUSCH BLACKWELL LLP
190 CARONDELET PLAZA
SUITE 600
ST. LOUIS, MO 63105
Assignment: 5
Reel/Frame:039370/0921   Pages: 4
Recorded: 08/08/2016
Attorney Dkt #:PRSV/0007USC01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEINTRAUB, PRESTON
Exec Dt:
10/28/2013
2
QUACKENBUSH, JOSEPH
Exec Dt:
10/28/2013
Assignee
1
PROSERV OPERATIONS, INC.
13105 NORTHWEST FREEWAY, SUITE 250
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10364893
US20160341314
15231001
Correspondence name and address
WILLIAM B. PATTERSON
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 6
Reel/Frame:034611/0736   Pages: 3
Recorded: 01/02/2015
Attorney Dkt #:PRSV/0006US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WEINTRAUB, PRESTON
Exec Dt:
12/19/2014
Assignee
1
PROSERV OPERATIONS, INC.
13105 NORTHWEST FREEWAY, SUITE 250
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10196877
US20150191996
14523424
Correspondence name and address
WILLIAM B. PATTERSON
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 7
Reel/Frame:036020/0768   Pages: 3
Recorded: 07/08/2015
Attorney Dkt #:PRSV/0005US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEINTRAUB, PRESTON
Exec Dt:
05/15/2015
2
QUACKENBUSH, JOSEPH
Exec Dt:
05/05/2015
Assignee
1
PROSERV OPERATIONS, INC.
13105 NORTHWEST FREEWAY, SUITE 250
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9982511
US20150191997
14580419
Correspondence name and address
WILLIAM B. PATTERSON
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 8
Reel/Frame:045900/0884   Pages: 3
Recorded: 05/25/2018
Attorney Dkt #:PRSV/0005USD01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEINTRAUB, PRESTON
Exec Dt:
05/15/2015
2
QUACKENBUSH, JOSEPH
Exec Dt:
05/05/2015
Assignee
1
PROSERV OPERATIONS, INC.
13105 NORTHWEST FREEWAY, STE. 250
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10584561
US20180274329
15989296
Correspondence name and address
PATTERSON & SHERIDAN, L.L.P.
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 9
Reel/Frame:040780/0986   Pages: 3
Recorded: 12/28/2016
Attorney Dkt #:PRSV/0013US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PATTERSON, ANDY
Exec Dt:
12/15/2015
2
WEINTRAUB, PRESTON
Exec Dt:
12/15/2015
3
PILANT, BILLY W., JR.
Exec Dt:
12/09/2015
Assignee
1
PROSERV OPERATIONS, INC.
13105 NORTHWEST FREEWAY, SUITE 250
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10385982
US20170146139
15357974
Correspondence name and address
WILLIAM B. PATTERSON
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 10
Reel/Frame:040781/0051   Pages: 3
Recorded: 12/28/2016
Attorney Dkt #:PRSV/0013US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PATTERSON, ANDY
Exec Dt:
03/15/2016
2
WEINTRAUB, PRESTON
Exec Dt:
03/15/2016
3
PILANT, BILLY W., JR.
Exec Dt:
03/18/2016
Assignee
1
PROSERV OPERATIONS, INC.
13105 NORTHWEST FREEWAY, SUITE 250
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10385982
US20170146139
15357974
Correspondence name and address
WILLIAM B. PATTERSON
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 11
Reel/Frame:043594/0819   Pages: 3
Recorded: 09/14/2017
Attorney Dkt #:PRSV/0015US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WEINTRAUB, PRESTON
Exec Dt:
09/14/2017
Assignee
1
PROSERV OPERATIONS, INC.
13105 NORTHWEST FREEWAY, STE. 250
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10591076
US20180073652
15705013
Correspondence name and address
PATTERSON & SHERIDAN, L.L.P.
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 12
Reel/Frame:043594/0955   Pages: 3
Recorded: 09/14/2017
Attorney Dkt #:PRSV/0016US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WEINTRAUB, PRESTON
Exec Dt:
09/14/2017
Assignee
1
PROSERV OPERATIONS, INC.
13105 NORTHWEST FREEWAY, STE. 250
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180073643
15705036
Correspondence name and address
PATTERSON & SHERIDAN, L.L.P.
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 13
Reel/Frame:066673/0536   Pages: 3
Recorded: 03/06/2024
Attorney Dkt #:PRSV/0015USC01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WEINTRAUB, PRESTON
Exec Dt:
09/14/2017
Assignee
1
PROSERV OPERATIONS, INC.
13105 NORTHWEST FREEWAY
SUITE 250
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11976738
US20200182367
16792741
Correspondence name and address
DONALD VERPLANCKEN
PATTERSON+SHERIDAN, LLP
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 14
Reel/Frame:048638/0844   Pages: 3
Recorded: 03/19/2019
Attorney Dkt #:PRSV/0020US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WEINTRAUB, PRESTON
Exec Dt:
03/19/2019
Assignee
1
PROSERV OPERATIONS, INC.
13105 NORTHWEST FREEWAY, SUITE 250
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11022226
US20190293196
16358145
Correspondence name and address
PATTERSON & SHERIDAN, L.L.P.
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 15
Reel/Frame:050413/0693   Pages: 3
Recorded: 09/18/2019
Attorney Dkt #:PRSV/0023US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WEINTRAUB, PRESTON
Exec Dt:
09/18/2019
Assignee
1
PROSERV OPERATIONS, INC.
13105 NORTHWEST FREEWAY, SUITE 250
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11054050
US20200049270
16530637
Correspondence name and address
WILLIAM B. PATTERSON
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 16
Reel/Frame:056742/0578   Pages: 3
Recorded: 07/02/2021
Attorney Dkt #:PRSV/0023USD01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WEINTRAUB, PRESTON
Exec Dt:
09/18/2019
Assignee
1
PROSERV OPERATIONS, INC.
13105 NORTHWEST FREEWAY, SUITE 250
HOUSTON, TEXAS 77040
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11713824
US20210356052
17366349
Correspondence name and address
PATTERSON + SHERIDAN, L.L.P.
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 17
Reel/Frame:053948/0853   Pages: 3
Recorded: 09/30/2020
Attorney Dkt #:PRSV/0024US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PATTERSON, ANDY
Exec Dt:
09/29/2020
2
MARTINEZ, GERARDO
Exec Dt:
09/30/2020
3
WEINTRAUB, PRESTON
Exec Dt:
09/30/2020
Assignee
1
PROSERV GILMORE VALVE LLC
1231 LUMPKIN ROAD
HOUSTON, TEXAS 77043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11261982
US20200408316
16908317
Correspondence name and address
PATTERSON & SHERIDAN
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 18
Reel/Frame:059114/0822   Pages: 3
Recorded: 02/28/2022
Attorney Dkt #:PRSV/0024USD01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PATTERSON, ANDY
Exec Dt:
09/29/2020
2
MARTINEZ, GERARDO
Exec Dt:
09/30/2020
3
WEINTRAUB, PRESTON
Exec Dt:
09/30/2020
Assignee
1
PROSERV GILMORE VALVE LLC
1231 LUMPKIN ROAD
HOUSTON, TEXAS 77043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11686402
US20220243831
17682080
Correspondence name and address
PATTERSON + SHERIDAN, L.L.P.
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 19
Reel/Frame:064055/0322   Pages: 3
Recorded: 06/26/2023
Attorney Dkt #:PRSV/0024USD02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PATTERSON, ANDY
Exec Dt:
09/29/2020
2
MARTINEZ, GERARDO
Exec Dt:
09/30/2020
3
WEINTRAUB, PRESTON
Exec Dt:
09/30/2020
Assignee
1
PROSERV GILMORE VALVE LLC
1231 LUMPKIN ROAD
HOUSTON, TEXAS 77043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230332705
18341002
Correspondence name and address
PATTERSON & SHERIDAN
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046
Assignment: 20
Reel/Frame:057095/0125   Pages: 3
Recorded: 08/05/2021
Attorney Dkt #:PRSV/0026US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEINTRAUB, PRESTON
Exec Dt:
10/14/2020
2
BLUDAU, RYAN
Exec Dt:
10/19/2020
Assignee
1
PROSERV GILMORE VALVE LLC
1231 LUMPKIN ROAD
HOUSTON, TEXAS 77043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11578558
US20220042394
17395019
Correspondence name and address
PATTERSON + SHERIDAN, L.L.P.
24 GREENWAY PLAZA, SUITE 1600
HOUSTON, TX 77046

Search Results as of: 05/08/2024 03:24 PM
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