Umbrella with a vented canopy deployable and retractible to a dihedral shape with a positively moved canopy and vent cover

United States of America Patent

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Jul 22, 2008
Grant Date
Feb 21, 2008
app pub date
Aug 21, 2006
filing date
Aug 21, 2006

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Expired

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Abstract

An umbrella assembly providing a dihedral shelter atop a pole which can be deployed to different dihedral angles and retracted to a compact configuration. It further includes a vent port in a cavity which is overhung by a positively positioned vent port cover.

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A45B:WALKING STICKS

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Caldwell, John W	San Marino, CA	75	943

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Umbrella with a vented canopy deployable and retractible to a dihedral shape with a positively moved canopy and vent cover

Number of patents in Portfolio can not be more than 2000

United States of America Patent

11507719

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PATENT NO	7401618
APP PUB NO	20080041433A1
SERIAL NO	11507719
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
July 22, 2008	US,7401618,B2 US7401618B2	GRANTED PATENT AS SECOND PUBLICATION
February 21, 2008	US,20080041433,A1 US20080041433A1	FIRST PUBLISHED PATENT APPLICATION

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11507719

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