Downhole clutch assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5642782
SERIAL NO

08605894

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Described is a clutch for providing a rotatable connection between the downhole end of a tubing string and a tubing anchor comprising first and second tubular subs and a connector device between the tubular subs, the connector device initially preventing relative rotation between the tubular subs and thereafter permitting relative rotation.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
INTEGRATED PRODUCTION SERVICES LTD AN ALBERTA CANADA CORPORATION840-7TH AVENUE S W SUITE 1500 CALGARY ALBERTA T2P 3

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Grimshaw, Allan D Alberta, CA 2 38
Norman, Dwayne S Calgary AB, CA 3 102

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