skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:043506/0292   Pages: 38
Recorded: 08/09/2017
Attorney Dkt #:205-0001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 92
1
Patent #:
8678099
Issue Dt:
03/25/2014
Application #:
11570335
Filing Dt:
04/16/2007
Publication #:
US20070261863
Pub Dt:
11/15/2007
Title:
SEALING SYSTEM
2
Patent #:
8678099
Issue Dt:
03/25/2014
Application #:
11570335
Filing Dt:
04/16/2007
Publication #:
US20070261863
Pub Dt:
11/15/2007
Title:
SEALING SYSTEM
3
Patent #:
8490691
Issue Dt:
07/23/2013
Application #:
11577866
Filing Dt:
10/03/2007
Publication #:
US20090114401
Pub Dt:
05/07/2009
Title:
PLUG
4
Patent #:
8490691
Issue Dt:
07/23/2013
Application #:
11577866
Filing Dt:
10/03/2007
Publication #:
US20090114401
Pub Dt:
05/07/2009
Title:
PLUG
5
Patent #:
9115573
Issue Dt:
08/25/2015
Application #:
11667516
Filing Dt:
05/09/2007
Publication #:
US20070285275
Pub Dt:
12/13/2007
Title:
REMOTE ACTUATION OF A DOWNHOLE TOOL
6
Patent #:
9115573
Issue Dt:
08/25/2015
Application #:
11667516
Filing Dt:
05/09/2007
Publication #:
US20070285275
Pub Dt:
12/13/2007
Title:
REMOTE ACTUATION OF A DOWNHOLE TOOL
7
Patent #:
7798208
Issue Dt:
09/21/2010
Application #:
11794847
Filing Dt:
07/06/2007
Publication #:
US20080245534
Pub Dt:
10/09/2008
Title:
WELLHEAD ASSEMBLY AND METHOD
8
Patent #:
7798208
Issue Dt:
09/21/2010
Application #:
11794847
Filing Dt:
07/06/2007
Publication #:
US20080245534
Pub Dt:
10/09/2008
Title:
WELLHEAD ASSEMBLY AND METHOD
9
Patent #:
7690424
Issue Dt:
04/06/2010
Application #:
11816421
Filing Dt:
03/31/2008
Publication #:
US20090014173
Pub Dt:
01/15/2009
Title:
WELL BORE ANCHORS
10
Patent #:
7690424
Issue Dt:
04/06/2010
Application #:
11816421
Filing Dt:
03/31/2008
Publication #:
US20090014173
Pub Dt:
01/15/2009
Title:
WELL BORE ANCHORS
11
Patent #:
9194213
Issue Dt:
11/24/2015
Application #:
11909820
Filing Dt:
09/27/2007
Publication #:
US20080156500
Pub Dt:
07/03/2008
Title:
Packer
12
Patent #:
9194213
Issue Dt:
11/24/2015
Application #:
11909820
Filing Dt:
09/27/2007
Publication #:
US20080156500
Pub Dt:
07/03/2008
Title:
Packer
13
Patent #:
7975767
Issue Dt:
07/12/2011
Application #:
11919962
Filing Dt:
12/10/2007
Publication #:
US20090065214
Pub Dt:
03/12/2009
Title:
APPARATUS FOR CONTROLLING A DOWNHOLE DEVICE
14
Patent #:
7975767
Issue Dt:
07/12/2011
Application #:
11919962
Filing Dt:
12/10/2007
Publication #:
US20090065214
Pub Dt:
03/12/2009
Title:
APPARATUS FOR CONTROLLING A DOWNHOLE DEVICE
15
Patent #:
8191570
Issue Dt:
06/05/2012
Application #:
12226577
Filing Dt:
10/22/2008
Publication #:
US20090230340
Pub Dt:
09/17/2009
Title:
BI-DIRECTIONAL FLAPPER VALVE
16
Patent #:
8191570
Issue Dt:
06/05/2012
Application #:
12226577
Filing Dt:
10/22/2008
Publication #:
US20090230340
Pub Dt:
09/17/2009
Title:
BI-DIRECTIONAL FLAPPER VALVE
17
Patent #:
8651178
Issue Dt:
02/18/2014
Application #:
12294078
Filing Dt:
06/15/2009
Publication #:
US20090308592
Pub Dt:
12/17/2009
Title:
PACKER
18
Patent #:
8651178
Issue Dt:
02/18/2014
Application #:
12294078
Filing Dt:
06/15/2009
Publication #:
US20090308592
Pub Dt:
12/17/2009
Title:
PACKER
19
Patent #:
8839872
Issue Dt:
09/23/2014
Application #:
12514488
Filing Dt:
02/10/2010
Publication #:
US20100170681
Pub Dt:
07/08/2010
Title:
TREE PLUG
20
Patent #:
8839872
Issue Dt:
09/23/2014
Application #:
12514488
Filing Dt:
02/10/2010
Publication #:
US20100170681
Pub Dt:
07/08/2010
Title:
TREE PLUG
21
Patent #:
8689864
Issue Dt:
04/08/2014
Application #:
12665641
Filing Dt:
03/01/2010
Publication #:
US20110100648
Pub Dt:
05/05/2011
Title:
IMPROVED ACTIVATION DEVICE
22
Patent #:
8689864
Issue Dt:
04/08/2014
Application #:
12665641
Filing Dt:
03/01/2010
Publication #:
US20110100648
Pub Dt:
05/05/2011
Title:
IMPROVED ACTIVATION DEVICE
23
Patent #:
8833469
Issue Dt:
09/16/2014
Application #:
12677660
Filing Dt:
04/26/2010
Publication #:
US20100200244
Pub Dt:
08/12/2010
Title:
METHOD OF AND APPARATUS FOR COMPLETING A WELL
24
Patent #:
8833469
Issue Dt:
09/16/2014
Application #:
12677660
Filing Dt:
04/26/2010
Publication #:
US20100200244
Pub Dt:
08/12/2010
Title:
METHOD OF AND APPARATUS FOR COMPLETING A WELL
25
Patent #:
NONE
Issue Dt:
Application #:
12739063
Filing Dt:
06/14/2010
Publication #:
US20100301242
Pub Dt:
12/02/2010
Title:
VALVE ASSEMBLY
26
Patent #:
8555964
Issue Dt:
10/15/2013
Application #:
12743505
Filing Dt:
10/15/2010
Publication #:
US20110042106
Pub Dt:
02/24/2011
Title:
CENTRALISER
27
Patent #:
8555964
Issue Dt:
10/15/2013
Application #:
12743505
Filing Dt:
10/15/2010
Publication #:
US20110042106
Pub Dt:
02/24/2011
Title:
CENTRALISER
28
Patent #:
8567510
Issue Dt:
10/29/2013
Application #:
12811108
Filing Dt:
08/13/2010
Publication #:
US20100300703
Pub Dt:
12/02/2010
Title:
PRESSURE ACTUABLE DOWNHOLE TOOL AND A METHOD FOR ACTUATING THE SAME
29
Patent #:
8567510
Issue Dt:
10/29/2013
Application #:
12811108
Filing Dt:
08/13/2010
Publication #:
US20100300703
Pub Dt:
12/02/2010
Title:
PRESSURE ACTUABLE DOWNHOLE TOOL AND A METHOD FOR ACTUATING THE SAME
30
Patent #:
9702231
Issue Dt:
07/11/2017
Application #:
12866495
Filing Dt:
08/18/2010
Publication #:
US20110114332
Pub Dt:
05/19/2011
Title:
TUBING SECTION
31
Patent #:
9103197
Issue Dt:
08/11/2015
Application #:
12866822
Filing Dt:
10/14/2010
Publication #:
US20110248566
Pub Dt:
10/13/2011
Title:
SWITCHING DEVICE FOR, AND A METHOD OF SWITCHING, A DOWNHOLE TOOL
32
Patent #:
9103197
Issue Dt:
08/11/2015
Application #:
12866822
Filing Dt:
10/14/2010
Publication #:
US20110248566
Pub Dt:
10/13/2011
Title:
SWITCHING DEVICE FOR, AND A METHOD OF SWITCHING, A DOWNHOLE TOOL
33
Patent #:
9133968
Issue Dt:
09/15/2015
Application #:
12933015
Filing Dt:
12/27/2010
Publication #:
US20110127768
Pub Dt:
06/02/2011
Title:
IMPROVED TUBING SECTION COUPLING
34
Patent #:
9133968
Issue Dt:
09/15/2015
Application #:
12933015
Filing Dt:
12/27/2010
Publication #:
US20110127768
Pub Dt:
06/02/2011
Title:
IMPROVED TUBING SECTION COUPLING
35
Patent #:
8820417
Issue Dt:
09/02/2014
Application #:
12933053
Filing Dt:
09/21/2010
Publication #:
US20110005776
Pub Dt:
01/13/2011
Title:
CENTRALISER
36
Patent #:
8820417
Issue Dt:
09/02/2014
Application #:
12933053
Filing Dt:
09/21/2010
Publication #:
US20110005776
Pub Dt:
01/13/2011
Title:
CENTRALISER
37
Patent #:
8950503
Issue Dt:
02/10/2015
Application #:
13122186
Filing Dt:
04/28/2011
Publication #:
US20110290504
Pub Dt:
12/01/2011
Title:
CONTROL SYSTEM
38
Patent #:
8950503
Issue Dt:
02/10/2015
Application #:
13122186
Filing Dt:
04/28/2011
Publication #:
US20110290504
Pub Dt:
12/01/2011
Title:
CONTROL SYSTEM
39
Patent #:
8827238
Issue Dt:
09/09/2014
Application #:
13131459
Filing Dt:
08/19/2011
Publication #:
US20110297254
Pub Dt:
12/08/2011
Title:
FLOW CONTROL DEVICE
40
Patent #:
8827238
Issue Dt:
09/09/2014
Application #:
13131459
Filing Dt:
08/19/2011
Publication #:
US20110297254
Pub Dt:
12/08/2011
Title:
FLOW CONTROL DEVICE
41
Patent #:
9890614
Issue Dt:
02/13/2018
Application #:
13145473
Filing Dt:
08/04/2011
Publication #:
US20110284208
Pub Dt:
11/24/2011
Title:
APPARATUS AND METHOD FOR SETTING A DOWNHOLE ANCHOR AND RELATED TELESCOPIC JOINT
42
Patent #:
8863848
Issue Dt:
10/21/2014
Application #:
13145824
Filing Dt:
09/27/2011
Publication #:
US20120031623
Pub Dt:
02/09/2012
Title:
FLOW CONTROL APPARATUS AND METHOD
43
Patent #:
8863848
Issue Dt:
10/21/2014
Application #:
13145824
Filing Dt:
09/27/2011
Publication #:
US20120031623
Pub Dt:
02/09/2012
Title:
FLOW CONTROL APPARATUS AND METHOD
44
Patent #:
8973666
Issue Dt:
03/10/2015
Application #:
13189758
Filing Dt:
07/25/2011
Publication #:
US20110277986
Pub Dt:
11/17/2011
Title:
RUNNING ADAPTER
45
Patent #:
8973666
Issue Dt:
03/10/2015
Application #:
13189758
Filing Dt:
07/25/2011
Publication #:
US20110277986
Pub Dt:
11/17/2011
Title:
RUNNING ADAPTER
46
Patent #:
9488046
Issue Dt:
11/08/2016
Application #:
13389630
Filing Dt:
02/29/2012
Publication #:
US20120146806
Pub Dt:
06/14/2012
Title:
APPARATUS AND METHOD FOR DOWNHOLE COMMUNICATION
47
Patent #:
9488046
Issue Dt:
11/08/2016
Application #:
13389630
Filing Dt:
02/29/2012
Publication #:
US20120146806
Pub Dt:
06/14/2012
Title:
APPARATUS AND METHOD FOR DOWNHOLE COMMUNICATION
48
Patent #:
9194197
Issue Dt:
11/24/2015
Application #:
13627645
Filing Dt:
09/26/2012
Publication #:
US20130186644
Pub Dt:
07/25/2013
Title:
MECHANICAL COUNTER
49
Patent #:
9194197
Issue Dt:
11/24/2015
Application #:
13627645
Filing Dt:
09/26/2012
Publication #:
US20130186644
Pub Dt:
07/25/2013
Title:
MECHANICAL COUNTER
50
Patent #:
8701776
Issue Dt:
04/22/2014
Application #:
13627705
Filing Dt:
09/26/2012
Publication #:
US20130025868
Pub Dt:
01/31/2013
Title:
Downhole Actuating Apparatus
51
Patent #:
8701776
Issue Dt:
04/22/2014
Application #:
13627705
Filing Dt:
09/26/2012
Publication #:
US20130025868
Pub Dt:
01/31/2013
Title:
Downhole Actuating Apparatus
52
Patent #:
9416643
Issue Dt:
08/16/2016
Application #:
13789912
Filing Dt:
03/08/2013
Publication #:
US20140102708
Pub Dt:
04/17/2014
Title:
SELECTIVE FRACTURING SYSTEM
53
Patent #:
9416643
Issue Dt:
08/16/2016
Application #:
13789912
Filing Dt:
03/08/2013
Publication #:
US20140102708
Pub Dt:
04/17/2014
Title:
SELECTIVE FRACTURING SYSTEM
54
Patent #:
9677397
Issue Dt:
06/13/2017
Application #:
13800183
Filing Dt:
03/13/2013
Publication #:
US20140239959
Pub Dt:
08/28/2014
Title:
DOWNHOLE DETECTION
55
Patent #:
9200501
Issue Dt:
12/01/2015
Application #:
13903259
Filing Dt:
05/28/2013
Publication #:
US20130248030
Pub Dt:
09/26/2013
Title:
VALVE ASSEMBLY
56
Patent #:
9200501
Issue Dt:
12/01/2015
Application #:
13903259
Filing Dt:
05/28/2013
Publication #:
US20130248030
Pub Dt:
09/26/2013
Title:
VALVE ASSEMBLY
57
Patent #:
8919437
Issue Dt:
12/30/2014
Application #:
14027444
Filing Dt:
09/16/2013
Publication #:
US20140014370
Pub Dt:
01/16/2014
Title:
Centraliser
58
Patent #:
8919437
Issue Dt:
12/30/2014
Application #:
14027444
Filing Dt:
09/16/2013
Publication #:
US20140014370
Pub Dt:
01/16/2014
Title:
Centraliser
59
Patent #:
9085954
Issue Dt:
07/21/2015
Application #:
14048796
Filing Dt:
10/08/2013
Publication #:
US20140034291
Pub Dt:
02/06/2014
Title:
METHOD OF AND APPARATUS FOR COMPLETING A WELL
60
Patent #:
9085954
Issue Dt:
07/21/2015
Application #:
14048796
Filing Dt:
10/08/2013
Publication #:
US20140034291
Pub Dt:
02/06/2014
Title:
METHOD OF AND APPARATUS FOR COMPLETING A WELL
61
Patent #:
9759038
Issue Dt:
09/12/2017
Application #:
14081665
Filing Dt:
11/15/2013
Publication #:
US20140224504
Pub Dt:
08/14/2014
Title:
Downhole Tool and Method
62
Patent #:
9562411
Issue Dt:
02/07/2017
Application #:
14150053
Filing Dt:
01/08/2014
Publication #:
US20140116680
Pub Dt:
05/01/2014
Title:
PACKER
63
Patent #:
9359842
Issue Dt:
06/07/2016
Application #:
14255249
Filing Dt:
04/17/2014
Publication #:
US20140224475
Pub Dt:
08/14/2014
Title:
Downhole Actuating Apparatus
64
Patent #:
9359842
Issue Dt:
06/07/2016
Application #:
14255249
Filing Dt:
04/17/2014
Publication #:
US20140224475
Pub Dt:
08/14/2014
Title:
Downhole Actuating Apparatus
65
Patent #:
10262168
Issue Dt:
04/16/2019
Application #:
14308336
Filing Dt:
06/18/2014
Publication #:
US20140306853
Pub Dt:
10/16/2014
Title:
Antenna for Use in a Downhole Tubular
66
Patent #:
9739127
Issue Dt:
08/22/2017
Application #:
14390309
Filing Dt:
10/02/2014
Publication #:
US20150053408
Pub Dt:
02/26/2015
Title:
METHOD AND SYSTEM FOR OPERATING A DOWNHOLE TOOL, FOR FRACTURING A FORMATION AND/OR FOR COMPLETING A WELLBORE
67
Patent #:
11180971
Issue Dt:
11/23/2021
Application #:
14416909
Filing Dt:
08/05/2015
Publication #:
US20150330174
Pub Dt:
11/19/2015
Title:
Flow Restrictor
68
Patent #:
10724360
Issue Dt:
07/28/2020
Application #:
14431497
Filing Dt:
03/26/2015
Publication #:
US20150240628
Pub Dt:
08/27/2015
Title:
WELL ISOLATION
69
Patent #:
10036231
Issue Dt:
07/31/2018
Application #:
14435982
Filing Dt:
04/15/2015
Publication #:
US20150252652
Pub Dt:
09/10/2015
Title:
FLOW CONTROL ASSEMBLY
70
Patent #:
10077627
Issue Dt:
09/18/2018
Application #:
14441752
Filing Dt:
05/08/2015
Publication #:
US20150285028
Pub Dt:
10/08/2015
Title:
DOWNHOLE APPARATUS AND METHOD
71
Patent #:
9915120
Issue Dt:
03/13/2018
Application #:
14529860
Filing Dt:
10/31/2014
Publication #:
US20150053395
Pub Dt:
02/26/2015
Title:
Seal Element
72
Patent #:
9932779
Issue Dt:
04/03/2018
Application #:
14580398
Filing Dt:
12/23/2014
Publication #:
US20150122509
Pub Dt:
05/07/2015
Title:
Centraliser
73
Patent #:
10053958
Issue Dt:
08/21/2018
Application #:
14610440
Filing Dt:
01/30/2015
Publication #:
US20150167429
Pub Dt:
06/18/2015
Title:
DOWNHOLE APPARATUS AND METHOD
74
Patent #:
10132138
Issue Dt:
11/20/2018
Application #:
14610483
Filing Dt:
01/30/2015
Publication #:
US20150167430
Pub Dt:
06/18/2015
Title:
DOWNHOLE APPARATUS AND METHOD
75
Patent #:
10077633
Issue Dt:
09/18/2018
Application #:
14610510
Filing Dt:
01/30/2015
Publication #:
US20150167431
Pub Dt:
06/18/2015
Title:
DOWNHOLE APPARATUS AND METHOD
76
Patent #:
10018015
Issue Dt:
07/10/2018
Application #:
14610550
Filing Dt:
01/30/2015
Publication #:
US20150159469
Pub Dt:
06/11/2015
Title:
DOWNHOLE APPARATUS AND METHOD
77
Patent #:
NONE
Issue Dt:
Application #:
14649590
Filing Dt:
06/04/2015
Publication #:
US20150308229
Pub Dt:
10/29/2015
Title:
Downhole Apparatus and Method
78
Patent #:
10287852
Issue Dt:
05/14/2019
Application #:
14654106
Filing Dt:
06/19/2015
Publication #:
US20150369006
Pub Dt:
12/24/2015
Title:
METHOD AND APPARATUS FOR ACTUATING DOWNHOLE TOOLS
79
Patent #:
9359890
Issue Dt:
06/07/2016
Application #:
14743440
Filing Dt:
06/18/2015
Publication #:
US20150285063
Pub Dt:
10/08/2015
Title:
METHOD OF AND APPARATUS FOR COMPLETING A WELL
80
Patent #:
9359890
Issue Dt:
06/07/2016
Application #:
14743440
Filing Dt:
06/18/2015
Publication #:
US20150285063
Pub Dt:
10/08/2015
Title:
METHOD OF AND APPARATUS FOR COMPLETING A WELL
81
Patent #:
10294775
Issue Dt:
05/21/2019
Application #:
14771238
Filing Dt:
08/28/2015
Publication #:
US20160145999
Pub Dt:
05/26/2016
Title:
DOWNHOLE COMMUNICATION
82
Patent #:
9695656
Issue Dt:
07/04/2017
Application #:
14776769
Filing Dt:
09/15/2015
Publication #:
US20160032670
Pub Dt:
02/04/2016
Title:
SHIFTING TOOL
83
Patent #:
NONE
Issue Dt:
Application #:
14776785
Filing Dt:
09/15/2015
Publication #:
US20160047203
Pub Dt:
02/18/2016
Title:
Downhole Apparatus
84
Patent #:
NONE
Issue Dt:
Application #:
14776821
Filing Dt:
09/15/2015
Publication #:
US20160040508
Pub Dt:
02/11/2016
Title:
Catching Apparatus
85
Patent #:
10214994
Issue Dt:
02/26/2019
Application #:
14776907
Filing Dt:
09/15/2015
Publication #:
US20160032686
Pub Dt:
02/04/2016
Title:
Downhole Arrangement
86
Patent #:
10155999
Issue Dt:
12/18/2018
Application #:
14777359
Filing Dt:
09/15/2015
Publication #:
US20160032415
Pub Dt:
02/04/2016
Title:
Heat Treat Production Fixture
87
Patent #:
9631458
Issue Dt:
04/25/2017
Application #:
14802402
Filing Dt:
07/17/2015
Publication #:
US20150322748
Pub Dt:
11/12/2015
Title:
SWITCHING DEVICE FOR, AND A METHOD OF SWITCHING, A DOWNHOLE TOOL
88
Patent #:
10428621
Issue Dt:
10/01/2019
Application #:
14896568
Filing Dt:
12/07/2015
Publication #:
US20160123112
Pub Dt:
05/05/2016
Title:
CHOKE
89
Patent #:
10267121
Issue Dt:
04/23/2019
Application #:
15018770
Filing Dt:
02/08/2016
Publication #:
US20160251921
Pub Dt:
09/01/2016
Title:
Expandable Slip System
90
Patent #:
10280715
Issue Dt:
05/07/2019
Application #:
15018775
Filing Dt:
02/08/2016
Publication #:
US20160258253
Pub Dt:
09/08/2016
Title:
INTERLOCKING AND SETTING SECTION FOR A DOWNHOLE TOOL
91
Patent #:
10041335
Issue Dt:
08/07/2018
Application #:
15426512
Filing Dt:
02/07/2017
Publication #:
US20170145791
Pub Dt:
05/25/2017
Title:
SWITCHING DEVICE FOR, AND A METHOD OF SWITCHING, A DOWNHOLE TOOL
92
Patent #:
NONE
Issue Dt:
Application #:
15505538
Filing Dt:
02/21/2017
Publication #:
US20170254195
Pub Dt:
09/07/2017
Title:
METHOD AND APPARATUS FOR CONTROLLING A DOWNHOLE TOOL
Assignor
1
PETROWELL, LTD.
Exec Dt:
06/29/2017
Assignee
1
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST JAMES PL
HOUSTON, TEXAS 77056
Correspondence name and address
WEATHERFORD/PRECISION C/O BLANK ROME LLP
717 TEXAS AVENUE, SUITE 1400
HOUSTON, TX 77002

Search Results as of: 05/30/2024 01:31 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT