Intermediate fan stage

United States of America Patent

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Jul 15, 2014
Grant Date
Jun 23, 2011
app pub date
Aug 27, 2010
filing date
Dec 21, 2009

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Abstract

A fan system is disclosed having a forward fan stage configured to pressurize an airflow and an aft fan stage having a tip-fan configured to pressurize a first portion of a pressurized air flow from the forward fan stage wherein the aft fan stage is driven by a second portion of the pressurized airflow.

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GENERAL ELECTRIC COMPANY	1 RIVER ROAD SCHENECTADY NY 12345

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Inventor Name	Address	# of filed Patents	Total Citations
Baughman, John Lewis	Cincinnati, US	9	268

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Intermediate fan stage

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United States of America Patent

12870423

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PATENT NO	8777554
APP PUB NO	20110150633A1
SERIAL NO	12870423
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
July 15, 2014	US,8777554,B2 US8777554B2	GRANTED PATENT AS SECOND PUBLICATION
June 23, 2011	US,20110150633,A1 US20110150633A1	FIRST PUBLISHED PATENT APPLICATION

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12870423

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