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Patent Assignment Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Reel/Frame:043265/0755   Pages: 14
Recorded: 08/11/2017
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 19
1
Patent #:
Issue Dt:
09/24/2002
Application #:
09803501
Filing Dt:
03/09/2001
Publication #:
Pub Dt:
10/03/2002
Title:
TREATING SHALE AND CLAY IN HYDROCARBON PRODUCING FORMATIONS WITH COMBINATIONS OF GUAR AND POTASSIUM FORMATE
2
Patent #:
Issue Dt:
01/07/2003
Application #:
09812422
Filing Dt:
03/20/2001
Publication #:
Pub Dt:
01/24/2002
Title:
TREATING SHALE AND CLAY IN HYDROCARBON PRODUCING FORMATIONS
3
Patent #:
Issue Dt:
07/26/2005
Application #:
10223259
Filing Dt:
08/19/2002
Publication #:
Pub Dt:
01/02/2003
Title:
WELL DRILLING FLUIDS
4
Patent #:
Issue Dt:
04/28/2015
Application #:
10745290
Filing Dt:
12/23/2003
Publication #:
Pub Dt:
06/23/2005
Title:
Novel foamer composition and methods for making and using same
5
Patent #:
Issue Dt:
08/18/2009
Application #:
11186184
Filing Dt:
07/21/2005
Publication #:
Pub Dt:
11/17/2005
Title:
WELL DRILLING FLUIDS
6
Patent #:
Issue Dt:
01/17/2012
Application #:
11328432
Filing Dt:
01/09/2006
Publication #:
Pub Dt:
07/26/2007
Title:
WELL DRILLING FLUIDS HAVING CLAY CONTROL PROPERTIES
7
Patent #:
Issue Dt:
05/11/2010
Application #:
11554834
Filing Dt:
10/31/2006
Publication #:
Pub Dt:
05/01/2008
Title:
OXIDATIVE SYSTEMS FOR BREAKING POLYMER VISCOSIFIED FLUIDS
8
Patent #:
Issue Dt:
09/20/2016
Application #:
12750335
Filing Dt:
03/30/2010
Publication #:
Pub Dt:
10/06/2011
Title:
SYSTEM AND METHOD FOR SCALE INHIBITION
9
Patent #:
Issue Dt:
09/16/2014
Application #:
12758466
Filing Dt:
04/12/2010
Publication #:
Pub Dt:
10/13/2011
Title:
COMPOSITIONS AND METHOD FOR BREAKING HYDRAULIC FRACTURING FLUIDS
10
Patent #:
Issue Dt:
09/03/2013
Application #:
12885062
Filing Dt:
09/17/2010
Publication #:
Pub Dt:
03/22/2012
Title:
COMPLEMENTARY SURFACTANT COMPOSITIONS AND METHODS FOR MAKING AND USING SAME
11
Patent #:
Issue Dt:
06/23/2015
Application #:
12892584
Filing Dt:
09/28/2010
Publication #:
Pub Dt:
03/29/2012
Title:
Novel Weight Materials for Use in Cement, Spacer and Drilling Fluids
12
Patent #:
Issue Dt:
05/05/2015
Application #:
13094806
Filing Dt:
04/26/2011
Publication #:
Pub Dt:
11/01/2012
Title:
DRY POLYMER MIXING PROCESS FOR FORMING GELLED FLUIDS
13
Patent #:
Issue Dt:
08/13/2013
Application #:
13351312
Filing Dt:
01/17/2012
Publication #:
Pub Dt:
05/17/2012
Title:
METHODS USING WELL DRILLING FLUIDS HAVING CLAY CONTROL PROPERTIES
14
Patent #:
Issue Dt:
07/28/2015
Application #:
13965411
Filing Dt:
08/13/2013
Publication #:
Pub Dt:
12/12/2013
Title:
METHODS FOR USING COMPLEMENTARY SURFACTANT COMPOSITIONS
15
Patent #:
NONE
Issue Dt:
Application #:
14257782
Filing Dt:
04/21/2014
Publication #:
Pub Dt:
10/30/2014
Title:
HYDRAULIC DIVERSION SYSTEMS TO ENHANCE MATRIX TREATMENTS AND METHODS FOR USING SAME
16
Patent #:
Issue Dt:
02/12/2019
Application #:
14257830
Filing Dt:
04/21/2014
Publication #:
Pub Dt:
10/22/2015
Title:
SELF-DEGRADABLE HYDRAULIC DIVERSION SYSTEMS AND METHODS FOR MAKING AND USING SAME
17
Patent #:
NONE
Issue Dt:
Application #:
14661251
Filing Dt:
03/18/2015
Publication #:
Pub Dt:
10/15/2015
Title:
METHODS FOR MAKING AND USING NOVEL FOAMER COMPOSITIONS
18
Patent #:
NONE
Issue Dt:
Application #:
14669631
Filing Dt:
03/26/2015
Publication #:
Pub Dt:
10/22/2015
Title:
NOVEL WEIGHT MATERIALS FOR USE IN CEMENT, SPACER AND DRILLING FLUIDS
19
Patent #:
NONE
Issue Dt:
Application #:
15289751
Filing Dt:
10/10/2016
Publication #:
Pub Dt:
05/18/2017
Title:
WINTERIZING AGENTS FOR OIL BASE POLYMER SLURRIES AND METHOD FOR MAKING AND USING SAME
Assignor
1
Exec Dt:
04/13/2017
Assignee
1
2000 ST JAMES PLACE
HOUSTON, TEXAS 77056
Correspondence name and address
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST JAMES PLACE
HOUSTON, TX 77056

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