IP Library Assignment 029138/0764
Patent Assignment
Reel/Frame 029138/0764

Merger

Recorded: 2012-10-16 Pages: 10
Assignor
Assignee
OIL STATES ENERGY SERVICES, L.L.C.
333 CLAY STREET, HOUSTON, TEXAS, 77002
Covered Properties (24)
Retrievable Frac Mandrel and Well Control Stack to Facilitate Well Completion, Re-Completion or Workover and Method of Use
Patent: 7,775,288 →
Application: 11/544,975 →
Publication: US 2008/0083539
Multipart Frac Head with Replaceable Components
Patent: 7,828,053 →
Application: 11/787,575 →
Publication: US 2008/0257540
Retrievable Frac Mandrel and Well Control Stack to Facilitate Well Completion, Re-Completion or Workover and Method of Use
Patent: 7,806,175 →
Application: 11/803,030 →
Publication: US 2008/0277120
System and Method for Low-Pressure Well Completion
Patent: 7,886,833 →
Application: 11/895,210 →
Publication: US 2007/0289748
Threaded Union for Tubulars Used in High-Pressure Fluid Applications
Patent: 7,984,932 →
Application: 12/002,823 →
Publication: US 2009/0160186
Erosion Resistant Frac Head
Patent: 7,789,133 →
Application: 12/052,369 →
Publication: US 2009/0236090
Large Particulate Removal System
Patent: 42,772 →
Application: 12/101,080 →
Method of Use of a High Pressure Solid Removal System
Patent: 41,556 →
Application: 12/112,463 →
Gate Valve with Replaceable Inserts and Method of Refurbishing Same
Patent: 7,950,410 →
Application: 12/338,190 →
Publication: US 2009/0095933
Method of Subsurface Lubrication to Facilitate Well Completion, Re-Completion and Workover
Patent: 7,896,087 →
Application: 12/506,324 →
Publication: US 2009/0277647
Subsurface Lubricator and Method of Use
Patent: 7,874,371 →
Application: 12/506,817 →
Publication: US 2009/0277627
Configurable Wellhead System with Permanent Fracturing Spool and Method of Use
Patent: 7,857,062 →
Application: 12/507,864 →
Publication: US 2009/0283277
High-Pressure Threaded Union with Metal-to-Metal Seal, and Metal Ring Gasket for Same
Patent: 7,922,216 →
Application: 12/652,967 →
Publication: US 2010/0096852
Two-Part Back Cap for a Plug Valve and Plug Valves Incorporating Same
Patent: 7,845,619 →
Application: 12/726,788 →
Publication: US 2010/0171060
Multi-Lock Adapters for Independent Screwed Wellheads and Methods of Using Same
Patent: 7,984,758 →
Application: 12/751,589 →
Publication: US 2010/0181063
High-Pressure Plug Valve
Patent: 7,946,558 →
Application: 12/754,921 →
Publication: US 2010/0187461
Hybrid Wellhead System and Method of Use
Patent: 7,905,293 →
Application: 12/780,078 →
Publication: US 2010/0218939
Slip Spool Assembly and Method of Using Same
Patent: 7,967,086 →
Application: 12/822,905 →
Publication: US 2010/0258294
Erosion Resistant Frac Head
Patent: 8,016,031 →
Application: 12/874,730 →
Publication: US 2010/0326648
Multipart Frac Head with Replaceable Components
Patent: 8,113,275 →
Application: 12/941,243 →
Publication: US 2011/0048698
Hybrid Wellhead System and Method of Use
Patent: 8,118,090 →
Application: 13/046,044 →
Publication: US 2011/0198074
Fracturing Head with Replaceable Inserts for Improved Wear Resistance and Method of Refurbishing Same
Patent: 8,100,175 →
Application: 13/072,336 →
Publication: US 2011/0168384
Casing Mandrel for Facilitating Well Completion, Re-Completion or Workover
Patent: 8,157,005 →
Application: 13/079,927 →
Publication: US 2011/0180252
Multi-Lock Adapters for Independent Screwed Wellheads and Methods of Using Same
Patent: 8,100,185 →
Application: 13/171,169 →
Publication: US 2011/0253384
Related Assignments (25)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 6, 2006
From: HICKIE, BARTON E.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 018409/0299 →
Assignment of Assignor's Interest Apr 17, 2007
From: MCGUIRE, BOB; ARTHERHOLT, DANNY LEE
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 019274/0848 →
Assignment of Assignor's Interest May 11, 2007
From: HICKIE, BARTON E.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 019369/0109 →
Change of Assignee Address Jul 19, 2007
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 019588/0172 →
Assignment of Assignor's Interest Aug 23, 2007
From: HWCES INTERNATIONAL
To: HWC ENERGY SERVICES, INC.
Reel/Frame 019793/0842 →
Assignment of Assignor's Interest Aug 23, 2007
From: MCGUIRE, BOB; DALLAS, L. MURRAY
To: HWCES INTERNATIONAL
Reel/Frame 019793/0835 →
Change of Assignee Address Aug 23, 2007
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 019793/0705 →
Change of Name Aug 23, 2007
From: HWC ENERGY SERVICES, INC.
To: OIL STATES ENERGY SERVICES, INC.
Reel/Frame 019793/0858 →
Assignment of Assignor's Interest Aug 23, 2007
From: OIL STATES ENERGY SERVICES, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 019793/0911 →
Assignment of Assignor's Interest Dec 19, 2007
From: MCGUIRE, BOB
To: STINGER WELLHEAD PROTECTION, INC
Reel/Frame 020328/0583 →
Assignment of Assignor's Interest Mar 20, 2008
From: MCGUIRE, BOB
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 020682/0050 →
Assignment of Assignor's Interest Dec 18, 2008
From: HWCES INTERNATIONAL
To: HWC ENERGY SERVICES, INC.
Reel/Frame 022002/0876 →
Assignment of Assignor's Interest Dec 18, 2008
From: OIL STATES ENERGY SERVICES, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 022003/0082 →
Assignee Change of Address Dec 18, 2008
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 022003/0226 →
Change of Name Dec 18, 2008
From: HWC ENERGY SERVICES, INC.
To: OIL STATES ENERGY SERVICES INC.
Reel/Frame 022003/0008 →
Assignment of Assignor's Interest Dec 18, 2008
From: DALLAS, L. MURRAY; MCGUIRE, BOB
To: HWCES INTERNATIONAL
Reel/Frame 022002/0762 →
Assignment of Assignor's Interest Jul 21, 2009
From: OIL STATES ENERGY SERVICES, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 022981/0331 →
Change of Assignee Address Jul 21, 2009
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION
Reel/Frame 022985/0106 →
Change of Assignee Address Jul 21, 2009
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 022981/0590 →
Assignment of Assignor's Interest Jul 21, 2009
From: DALLAS, L. MURRAY
To: OIL STATES ENERGY SERVICES, INC.
Reel/Frame 022984/0827 →
Assignment of Assignor's Interest Jul 21, 2009
From: DALLAS, L. MURRAY
To: OIL STATES ENERGY SERVICES, INC.
Reel/Frame 022981/0281 →
Assignment of Assignor's Interest Jul 21, 2009
From: OIL STATES ENERGY SERVICES, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 022984/0916 →
Assignment of Assignor's Interest Jul 23, 2009
From: DALLAS, L. MURRAY
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 022994/0798 →
Change of Assignee Address Jul 23, 2009
From: STINGER WELLHEAD PROTECTION, INC.
To: STINGER WELLHEAD PROTECTION, INC.
Reel/Frame 022994/0896 →
Assignment of Assignor's Interest Jan 6, 2010
From: DALLAS, L. MURRAY; MCGUIRE, BOB; ARTHERHOLT, DANNY LEE
To: HWCES INTERNATIONAL
Reel/Frame 023740/0255 →