Apparatus for handling and racking pipes

United States of America Patent

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Jun 28, 2011
Grant Date
Oct 15, 2009
app pub date
Apr 3, 2009
filing date
Nov 29, 2004

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Abstract

An apparatus for handling pipes in a derrick and racking the pipes on a pipe racking assembly mounted on the derrick is provided to improve the stability of transferring pipes during a round trip operation.

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Patent Owner(s)

Patent Owner	Address
WELLS FARGO BANK NATIONAL ASSOCIATION	1525 WEST W T HARRIS BLVD CHARLOTTE NC 28262

International Classification(s)

E21B:EARTH OR ROCK DRILLING

[Classification Symbol]

[Patents Count]

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Inventor Name	Address	# of filed Patents	Total Citations
Assaf, Imad	Calgary, CA	7	101
Jantzen, Leon Keith	Calgary, CA	4	29
Richard, David Louis	Calgary, CA	5	119
Stroshein, William John	Calgary, CA	3	119
Wright, Monte Neil	Calgary, CA	8	231

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Apparatus for handling and racking pipes

Number of patents in Portfolio can not be more than 2000

United States of America Patent

12385282

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PATENT NO	7967541
APP PUB NO	20090257848A1
SERIAL NO	12385282
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 28, 2011	US,7967541,B2 US7967541B2	GRANTED PATENT AS SECOND PUBLICATION
October 15, 2009	US,20090257848,A1 US20090257848A1	FIRST PUBLISHED PATENT APPLICATION

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12385282

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