Patent Assignment
Reel/Frame 006544/0193
Assignment of Assignor's Interest
Recorded: 1993-06-01
Pages: 11
Assignor
HCS LEASING CORPORATION, A WHOLLY OWNED SUBSIDIARY OF SMITH INTERNATIONAL, INC.
Executed: 1993-05-18
Assignee
HALLIBURTON COMPANY
HALLIBURTON SERVICES, P.O. BOX 1431, DUNCAN, OKLAHOMA, 73536
Covered Properties
(45)
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Patent:
4,117,895 →
Application:
05/782,847 →
Adjustable Stacked Bearing Assembly
Patent:
4,198,104 →
Application:
05/914,271 →
Bearing Assembly with Adjustable Lock Nut
Patent:
4,199,201 →
Application:
05/934,956 →
Adjustable Bearing Assembly
Patent:
4,240,683 →
Application:
06/003,004 →
Bearing Assembly
Patent:
4,220,380 →
Application:
06/003,783 →
Mud Return Line Connector Apparatus
Patent:
4,276,945 →
Application:
06/046,829 →
Circulation Valve for in-Hole Motors
Patent:
4,298,077 →
Application:
06/047,296 →
In-Hole Motor Drill with Bit Clutch
Patent:
4,299,296 →
Application:
06/055,373 →
In-Hole Motor with Bit Clutch and Circulation Sub
Patent:
4,632,193 →
Application:
06/055,690 →
In-Hole Motor with Bit Clutch
Patent:
4,276,944 →
Application:
06/067,756 →
In-Hole Motor Drill with Locking Bit Clutch
Patent:
4,253,532 →
Application:
06/067,882 →
Bearing Assembly
Patent:
4,260,202 →
Application:
06/067,923 →
In-Hole Motor Drill with Locking Bit Clutch
Patent:
4,295,535 →
Application:
06/068,212 →
Sealed Bearing Means for in Hole Motors
Patent:
4,329,127 →
Application:
06/127,657 →
Pilot Valve Initiated Mud Pulse Telemetry System
Patent:
4,401,134 →
Application:
06/240,875 →
Time Recorder for in-Hole Motors
Patent:
4,387,774 →
Application:
06/260,269 →
Downhole Fire Control
Patent:
4,562,853 →
Application:
06/260,358 →
Releasable Couplings for Drill Strings
Patent:
4,531,766 →
Application:
06/298,023 →
Thrust Bearing Assembly for a Downhole Drill Motor
Patent:
4,560,014 →
Application:
06/365,614 →
In-Hole Motor Tachometer
Patent:
4,545,241 →
Application:
06/392,292 →
Automatic Drilling Process and Apparatus
Patent:
4,491,186 →
Application:
06/442,162 →
Process for Treating Textile Materials with Silicone-Containing Composition
Patent:
4,559,056 →
Application:
06/630,468 →
Universal Joint and Progressive Cavity Transducer Using the Same
Patent:
4,599,056 →
Application:
06/683,730 →
Ball Actuable Circulating Dump Valve
Patent:
4,574,894 →
Application:
06/754,474 →
Electronic Stator Measurement Device
Patent:
4,653,318 →
Application:
06/774,306 →
System and Method for Controlled Directional Drilling
Patent:
4,667,751 →
Application:
06/786,817 →
Tungsten Carbide Chips-Matrix Bearing
Patent:
4,719,076 →
Application:
06/795,218 →
Tapered Friction Bearing Assembly
Patent:
4,657,090 →
Application:
06/823,344 →
Bearing Assembly
Patent:
4,710,036 →
Application:
06/841,570 →
Diamond Bearing and Manufacture Thereof
Patent:
4,708,496 →
Application:
06/865,159 →
Downhole Motor Bearing Assembly
Patent:
4,732,491 →
Application:
06/900,677 →
Bearing Structure for Downhole Motors
Patent:
4,720,199 →
Application:
06/903,229 →
Pcd Enhanced Radial Bearing
Patent:
4,764,036 →
Application:
07/050,229 →
Cooling Networks for Pcd Bearing Surfaces
Patent:
4,789,251 →
Application:
07/158,771 →
Weight-On-Bit and Torque Measuring Apparatus
Patent:
4,811,597 →
Application:
07/203,969 →
System and Method for Controlled Directional Drilling
Patent:
33,751 →
Application:
07/356,270 →
Downhole Motor with an Enlarged Connecting Rod Housing
Patent:
4,932,482 →
Application:
07/380,426 →
Downhole Motor with an Enlarged Connecting Rod Housing
Patent:
4,962,818 →
Application:
07/500,321 →
Steerable Tool Underreaming System
Patent:
5,060,736 →
Application:
07/570,059 →
Bearing Structure for Downhole Motors
Patent:
5,037,212 →
Application:
07/619,775 →
Short Hop Communication Link for Downhole Mwd System
Patent:
5,160,925 →
Application:
07/686,772 →
Moineau Motor with Conduits Through Teh Stator
Patent:
5,171,139 →
Application:
07/798,383 →
Method and Apparatus for Automatic Closed Loop Drilling System
Patent:
5,332,048 →
Application:
07/965,200 →
Method and Apparatus for Adjusting the Position of Stabilizer Blades
Patent:
5,318,137 →
Application:
07/965,345 →
Adjustable Stabilizer
Patent:
5,318,138 →
Application:
07/965,347 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Aug 5, 1985
From: JADWIN, REESE
To: SMITH INTERNATIONAL, INC., A CORP.
Reel/Frame 004875/0633 →
Assignment of Assignors Interest.
Mar 9, 1993
From: SMITH INTERNATIONAL, INC.
To: HCS LEASING CORPORATION
Reel/Frame 006452/0317 →
Security Agreement
Dec 22, 2000
From: PATHFINDER ENERGY SERVICES, INC.
To: WELLS FARGO BANK TEXAS, AS ADMINISTRATIVE AGENT
Reel/Frame 011461/0670 →
Release of Security Interest
Apr 8, 2009
From: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS SUCCESSOR BY MERGER TO WELLS FARGO BANK TEXAS, N.A. (AS ADMINISTRATIVE AGENT)
To: PATHFINDER ENERGY SERVICES, INC.
Reel/Frame 022520/0291 →