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Barrie Hart
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Humber Doucy Lane, GB
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Patents Grants
last 30 patents
Information
Patent Grant
Expandable device for use in a well bore
Patent number
8,776,876
Issue date
Jul 15, 2014
Halliburton Energy Services, Inc.
Barrie Hart
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Expandable device for use in a well bore
Patent number
8,397,804
Issue date
Mar 19, 2013
Halliburton Energy Services, Inc.
Barrie Hart
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Expandable device for use in a well bore
Patent number
8,230,913
Issue date
Jul 31, 2012
Halliburton Energy Services, Inc.
Barrie Hart
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
Expandable Device for Use in a Well Bore
Publication number
20140299331
Publication date
Oct 9, 2014
Halliburton Energy Services, Inc.
Barrie Hart
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Expandable Device for Use in a Well Bore
Publication number
20130180706
Publication date
Jul 18, 2013
Halliburton Energy Serices, Inc.
Barrie Hart
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Expandable Device for Use in a Well Bore
Publication number
20120181017
Publication date
Jul 19, 2012
Barrie Hart
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Expandable Device for Use in a Well Bore
Publication number
20110214855
Publication date
Sep 8, 2011
Barrie Hart
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Expandable device for use in a well bore
Publication number
20060037745
Publication date
Feb 23, 2006
SCHLUMBERGER TECHNOLOGY CORPORATION
Barrie Hart
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Needle cutting device
Publication number
20040244202
Publication date
Dec 9, 2004
Paul Alun Miles Bull
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Technique of forming expandable devices from cells that may be tran...
Publication number
20020107562
Publication date
Aug 8, 2002
Barrie Hart
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...