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US Patent 7740061 Externally activated seal system for wellhead

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edited on 28 Aug, 2024
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Patent Citations Received
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US Patent 12071829 Wellhead adaptor for dual concentric tubing for well operations
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Edits on 12 Jun, 2024
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edited on 12 Jun, 2024
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Patent Citations Received
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US Patent 12006792 Snub friendly wellhead hanger
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Edits on 31 Oct, 2023
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edited on 31 Oct, 2023
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Patent abstract

A method and apparatus for installing casing hangers in a wellbore utilizing an externally activated gripping system to temporarily bind wearbushings secured to casing and tubing hangers in order to lock-down such hangers during various wellbore drilling activities, thereby minimizing the size of landing shoulders and eliminating additional lock down equipment and simplifying running procedures.

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Patent Inventor Names
Bernard Herman Van Bilderbeek0
Craig Hendrie0
Edits on 19 Jul, 2023
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edited on 19 Jul, 2023
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Patent Citations Received
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US Patent 11702900 Double grip retention for wellbore installations
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Edits on 5 Jul, 2023
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edited on 5 Jul, 2023
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US Patent 11692408 Fluid connection assembly
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Edits on 20 May, 2023
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edited on 20 May, 2023
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=077400610
Edits on 17 May, 2023
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edited on 17 May, 2023
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US Patent 07740061 Externally activated seal system for wellhead US Patent 7740061 Externally activated seal system for wellhead

Infobox
Patent Number
077400610
Patent Number
77400610
Edits on 4 Apr, 2023
"Entity importer update"
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edited on 4 Apr, 2023
Infobox
Is a
Patent
Patent
0
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
0
Patent Number
077400610
Date of Patent
June 22, 2010
0
Patent Application Number
119037150
Date Filed
September 24, 2007
0
Official Website
https://pdfpiw.uspto.gov/.piw?Docid=077400610
Patent Primary Examiner
‌
Daniel P Stephenson
0
Edits on 3 Jun, 2022
"Entity importer update"
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edited on 3 Jun, 2022
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Website URL
https://pdfpiw.uspto.gov/.piw?Docid=07740061
Edits on 4 Dec, 2021
"Created via: Entity Importer"
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created this topic on 4 Dec, 2021
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 US Patent 07740061 Externally activated seal system for wellhead

Infobox
Is a
Patent
Patent
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
07740061
Date of patent
June 22, 2010
Patent application number
11903715
Date Filed
September 24, 2007
Patent primary examiner
‌
Daniel P Stephenson

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