Pig extracting device

United States of America Patent

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Jun 7, 2011
Grant Date
Jun 18, 2009
app pub date
Dec 14, 2007
filing date
Dec 14, 2007

priority date (Note)
Expired

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Abstract

A portable device for extracting a pig from a pipeline which uses a lifting means to raise or lower the device and wheels or other suitable means to allow for the device to be easily and quickly moved into position with minimal man power improving the efficiency and safety of the pig extraction process.

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Patent Owner(s)

SOUTHERN CALIFORNIA GAS COMPANY

International Classification(s)

B08B:CLEANING IN GENERAL; PREVENTION OF FOULING IN GENE....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Hepburn, Timothy	El Segundo, US	1	10

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Pig extracting device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

12002022

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PATENT NO	7954194
APP PUB NO	20090152520A1
SERIAL NO	12002022
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 07, 2011	US,7954194,B2 US7954194B2	GRANTED PATENT AS SECOND PUBLICATION
June 18, 2009	US,20090152520,A1 US20090152520A1	FIRST PUBLISHED PATENT APPLICATION

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