Casing puller

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9631741
SERIAL NO

14739600

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A casing puller includes a body and at least one arm. The body has first and second ends, at least one end connectable to a drill pipe. The body defines a longitudinal axis and sized for insertion into a casing pipe. The at least one arm is disposed on the body and moves between a stowed position and a deployed position. The at least one arm extends away from the longitudinal axis when in its deployed position and is arranged to engage an arm receiver defined by the casing pipe.

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Patent Owner(s)

Patent OwnerAddress
SOUTHEAST DIRECTIONAL DRILLING LLC3117 NORTH CESSNA AVENUE CASA GRANDE AS 85122

International Classification(s)

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  • 2015 Application Filing Year
  • F16L Class
  • 1770 Applications Filed
  • 1377 Patents Issued To-Date
  • 77.80 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20152016201720182019202020212022202320240255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Heieie, John M Casa Grande, US 6 14

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  • 0 Citation Count
  • F16L Class
  • 0 % this patent is cited more than
  • 8 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges2797104412311101 - 1011 - 2021 - 3031 - 4041 - 5081 - 9091 - 100050100150200250300350400450500550600650700750

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