Patent Assignment
Reel/Frame 032284/0642
Assignment of Assignor's Interest
Recorded: 2014-02-24
Pages: 11
Assignor
WWT INTERNATIONAL, INC.
Executed: 2014-02-11
Assignee
WWT NORTH AMERICA HOLDINGS, INC.
9758 WHITHORN DRIVE, HOUSTON, TEXAS, 77095
Covered Properties
(22)
Drill Pipe/Casing Protector Assembly
Patent:
5,803,193 →
Application:
08/710,628 →
Tubing Friction Reducer
Patent:
5,692,563 →
Application:
08/713,024 →
Drill Pipe Protector Assembly
Patent:
6,250,405 →
Application:
09/473,782 →
Three-Dimensional Steering Tool for Controlled Downhole Extended-Reach Directional Drilling
Patent:
6,470,974 →
Application:
09/549,326 →
Long Reach Rotary Drilling Assembly
Patent:
6,467,557 →
Application:
09/629,493 →
Drill Pipe Protector Assembly
Three-Dimensional Steering Tool for Controlled Downhole Extended-Reach Directional Drilling
Drill Pipe Protector
Three-Dimensional Steering Tool for Controlled Downhole Extended-Reach Directional Drilling
Drill Pipe Protector
In-Situ Method of Forming a Non-Rotating Drill Pipe Protector Assembly
Spring-Operated Anti-Stall Tool
Anti-Stall Tool for Downhole Drilling Assemblies
Rotating Drill Pipe Protector Attachment and Fastener Assembly
Non-Rotating Buoyancy Modules for Sub-Sea Conduits
Open Hole Non-Rotating Sleeve and Assembly
Non-Rotating Casing Centralizer
Electrical Controller for Anti-Stall Tools for Downhole Drilling Assemblies
Application:
13/267,654 →
Publication:
US 2012/0097451
Anti-Stall Tool for Downhole Drilling Assemblies
Mechanical Specific Energy Drilling System
Motor Saver Sub for Down Hole Drilling Assemblies
Flexible Casing Guide Running Tool
Related Assignments
(25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 12, 1996
From: KRUEGER, R. ERNST; MOORE, N. BRUCE
To: WESTERN WELL TOOL, INC.
Reel/Frame 008257/0926 →
Assignment of Assignor's Interest
Jul 7, 1997
From: KRUEGER, R. ERNST; MOORE, N. BRUCE
To: WESTERN WELL TOOL, INC.
Reel/Frame 008692/0587 →
Assignment of Assignor's Interest
Apr 3, 2000
From: MOORE, NORMAN BRUCE; FULLER, ANDREW DALE
To: WESTERN WELL TOOL, INC.
Reel/Frame 010656/0314 →
Assignment of Assignor's Interest
Aug 28, 2000
From: MOORE, N. BRUCE; KRUEGER, R. ERNST; BEAUFORT, RONALD E.
To: WESTERN WELL TOOL, INC.
Reel/Frame 011032/0598 →
Assignment of Assignor's Interest
Dec 21, 2000
From: KRUEGER, R. ERNST; MOORE, N. BRUCE; BEAUFORT, RONALD E.; BLOOM, DUANE T.
To: WESTERN WELL TOOL, INC.
Reel/Frame 011376/0114 →
Assignment of Assignor's Interest
Mar 9, 2004
From: MITCHELL, BRIAN; FULLER, ANDREW DALE; MOORE, NORMAN BRUCE
To: WESTERN WELL TOOL, INC.
Reel/Frame 015049/0098 →
Assignment of Assignor's Interest
Apr 21, 2008
From: MOORE, N. BRUCE; O'NEAL ERIC J.; MITCHELL, SARAH B.
To: WESTERN WELL TOOL, INC.
Reel/Frame 020860/0956 →
Assignment of Assignor's Interest
Feb 5, 2009
From: MOCK, PHILIP WAYNE; KRUEGER IV, RUDOLPH ERNST
To: WESTERN WELL TOOL, INC.
Reel/Frame 022210/0909 →
Assignment of Assignor's Interest
Feb 9, 2009
From: MOCK, PHILIP WAYNE; KRUEGER IV, RUDOLPH ERNST
To: WESTERN WELL TOOL, INC.
Reel/Frame 022225/0673 →
Assignment of Assignor's Interest
Jun 10, 2009
From: MITCHELL, SARAH B.; KRUEGER, RUDOLPH ERNST, IV; CASASSA, GARRETT C.
To: WESTERN WELL TOOL, INC.
Reel/Frame 022808/0894 →
Assignment of Assignor's Interest
Oct 11, 2010
From: GOLLMYER, ERIC; MOORE, NORMAN BRUCE; MITCHELL, SARAH; KRUEGER, RUDOLPH ERNST, IV
To: WWT INTERNATIONAL, INC.
Reel/Frame 025120/0272 →
Assignment of Assignor's Interest
Dec 1, 2010
From: CASASSA, GARRETT C.; MITCHELL, SARAH B.; MOORE, NORMAN BRUCE
To: WWT INTERNATIONAL, INC.
Reel/Frame 025435/0299 →
Assignment of Assignor's Interest
Dec 1, 2010
From: CASASSA, GARRETT C.; MITCHELL, SARAH B.; MOORE, NORMAN BRUCE
To: WWT INTERNATIONAL, INC.
Reel/Frame 025435/0310 →
Change of Name
Dec 28, 2010
From: WWT, INC.
To: WWT INTERNATIONAL, INC.
Reel/Frame 025569/0975 →
Change of Name
Dec 28, 2010
From: WESTERN WELL TOOL, INC.
To: WWT, INC.
Reel/Frame 025569/0847 →
Assignment of Assignor's Interest
Oct 6, 2011
From: MOCK, PHILIP WAYNE
To: WWT INTERNATIONAL, INC.
Reel/Frame 027028/0527 →
Change of Name
Aug 23, 2012
From: WWT, INC.
To: WWT INTERNATIONAL, INC.
Reel/Frame 028840/0804 →
Change of Name
Aug 23, 2012
From: WESTERN WELL TOOL, INC.
To: WWT, INC.
Reel/Frame 028840/0801 →
Assignment of Assignor's Interest
Aug 23, 2012
From: MOCK, PHILIP WAYNE; KRUEGER, RUDOLPH ERNST, IV
To: WESTERN WELL TOOL, INC.
Reel/Frame 028839/0780 →
Change of Name
Feb 7, 2014
From: WESTERN WELL TOOL, INC.
To: WWT, INC.
Reel/Frame 032189/0063 →
Change of Name
Feb 10, 2014
From: WWT, INC.
To: WWT INTERNATIONAL, INC.
Reel/Frame 032210/0192 →
Assignment of Assignor's Interest
Feb 11, 2014
From: MOORE, N. BRUCE; KRUEGER, R. ERNST; BEAUFORT, RONALD E.
To: WESTERN WELL TOOL, INC.
Reel/Frame 032195/0250 →
Assignment of Assignor's Interest
Feb 11, 2014
From: MOORE, NORMAN BRUCE; FULLER, ANDREW DALE
To: WESTERN WELL TOOL, INC.
Reel/Frame 032195/0085 →
Assignment of Assignor's Interest
Feb 11, 2014
From: MITCHELL, BRIAN; FULLER, ANDREW DALE; MOORE, NORMAN BRUCE
To: WESTERN WELL TOOL, INC.
Reel/Frame 032195/0206 →
Change of Name
Feb 13, 2014
From: WWT, INC.
To: WWT INTERNATIONAL, INC.
Reel/Frame 032264/0450 →