BACKPACK

Number of patents in Portfolio can not be more than 2000

United States of America Patent

SERIAL NO

15335969

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A backpack includes two sheets, two straps and a moisture-expelling apparatus. The sheets are connected to each other. The straps are connected to one of the second sheet. The moisture-expelling apparatus includes a permeable bag, a pump and a tube. The permeable bag is attached to the second sheet. The pump is inserted in the permeable bag.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
CHANG HUNG-YUANTAICHUNG

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chuang, Jung-Hua Taichung, TW 2 4

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