Patent Assignment
Reel/Frame 025571/0765
Change of Name
Recorded: 2010-12-29
Received: 2010-12-29
Pages: 11
Assignor
BSA ACQUISITION LLC
Executed: 2010-04-29
Assignee
BJ SERVICES COMPANY LLC
4601 WESTWAY PARK BLVD, HOUSTON, TX, 77041, UNITED STATES
Covered Properties
(29)
Method of Servicing a Wellbore with an Aqueous Gel Containing a Friction Reducer
Application:
12/751,899 →
Fluid Actuated Circulating Sub
Application:
12/716,990 →
Coiled Tubing Bottom Hole Assembly with Packer and Anchor Assembly
Application:
12/626,006 →
System and Method of Cooling Turbines
Application:
12/611,379 →
Subsea Cementing Plug System with Plug Launching Tool
Application:
12/469,370 →
Thermothickener Polymer and Surfactant Composition and Methods of Employing the Composition
Application:
12/371,395 →
Hydraulic Sleeve Valve with Position Indication, Alignment, and Bypass
Application:
12/352,232 →
Method and Device for Measuring Thickness of a Substrate
Application:
12/350,110 →
Acid Tunneling Bottom Hole Assembly and Method Utilizing Reversible Knuckle Joints
Application:
12/259,930 →
Step Ratchet Mechanism
Application:
12/254,609 →
System and Method for Selectively Communicatable Hydraulic Nipples
Application:
12/049,871 →
Method of Isolating Open Perforations in Horizontal Wellbores Using an Ultra Lightweight Proppant
Application:
12/048,958 →
Downhole Safety Valve Apparatus and Method
Application:
11/664,646 →
Mill and Method for Drilling Composite Bridge Plugs
Application:
12/015,949 →
Step Ratchet Mechanism
Application:
11/824,936 →
Safety Cement Plug Launch System
Application:
11/786,418 →
System and Method for Stimulating Multiple Production Zones in a Wellbore
Application:
11/713,062 →
Multiple Dart Drop Circulating Tool
Application:
11/654,350 →
Hydraulic Sleeve Valve with Position Indication, Alignment, and Bypass
Application:
11/558,812 →
Self Centralizing Non-Rotational Slip and Cone System for Downhole Tools
Application:
11/595,792 →
Cementing System for Wellbores
Application:
11/409,725 →
System and Method of Cooling Steam Turbines
Application:
11/110,403 →
Cementing System and Method for Wellbores
Application:
10/847,597 →
Method and Apparatus for Carbon Dioxide Accelerated Unit Cooldown
Application:
10/835,407 →
Method and Apparatus for Carbon Dioxide Accelerated Reactor Cooldown
Application:
10/738,238 →
Testing Apparatus and Method of Deriving Young's Modulus from Tensile Stress/Strain Relationships
Application:
10/734,873 →
Density Measuring Apparatus Containing a Densimeter and a Method of Using the Same in a Pipeline
Application:
10/680,306 →
System and Method of Cooling Steam Turbines
Application:
10/628,035 →
Cementing System for Wellbores
Application:
09/968,659 →