7000 series aluminum alloy ladder, multipurpose ladder and method

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11280133
APP PUB NO 20190234144A1
SERIAL NO

15883958

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Importance

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Abstract

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A ladder and a multipurpose ladder whose rungs and rails are made out of 7000 series aluminum alloy and which has a duty rating of at least 250 lbs. A method for producing a ladder. A method for using a ladder.

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Patent Owner(s)

Patent OwnerAddress
WERNER CO61 EXECUTIVE COURT NORTH BUILDING WEST MIDDLESEX PA 16159

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Badowski, Clint D Mercer, US 1 5

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