Free span ceiling grid system

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United States of America Patent

PATENT NO 9909312
SERIAL NO

15498784

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Components for constructing a ceiling grid across a span free of or with a limited number of suspension wires including main runners with a relatively high moment of inertia secured at their ends with brackets to wall moldings on opposing walls.

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Patent Owner(s)

  • USG INTERIORS, LLC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gulbrandsen, Peder J Aurora, US 60 676
Leahy, Donald J North Olmsted, US 7 99
Lehane, James J McHenry, US 31 448
O'Donnell, Michael Modesto, US 66 1299
Straight, Yelena North Buffalo Grove, US 5 64
Tedesco, Lee M Shorewood, US 9 262
Underkofler, Abraham M Salem, US 50 485
Willi, John M Westlake, US 4 64

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