Window blind system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7509989
APP PUB NO 20070125503A1
SERIAL NO

11293731

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A unique window blind system has two triangular panels. Each panel has a plurality of foldable sections bundled together at one fixed end and the remainder portion are unfoldable to cover a diagonally opposite triangular half portion of the window opening. The panels are mounted in the window frame in an inverted manner relative to one another with the fixed end adjacent to diagonally opposite corners of the window frame. Pull cords are provided for folding the sections in a fanfold manner to obtain selectively an opening covering partially or completely the window opening. Additional pull cords are provided for unfolding the sections of the two panels to cover selectively the window opening partially or completely from the opened state.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
PHAM DUNG VIETNot Provided

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pham, Dung Viet 68 Rockwood Crescent 3 33

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