Concealed suspension ceiling with downward removable panels

Static structures (e.g. – buildings) – Sheetlike element assembled parallel to existing wall,... – Element spaced from wall – ceiling – or floor and held by...

Reexamination Certificate

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C052S506080, C052S766000, C052S773000, C052S774000, C052S778000

Reexamination Certificate

active

08056294

ABSTRACT:
A suspended ceiling system comprising metal grid members and rectangular composite acoustical panels, the panels having edges at their peripheries, the grid members having a cross section generally like an inverted T such that they provide oppositely extending flanges adapted to support the panels at their edges, a resilient element at a juncture between a support on the grid member flanges and at least one edge of each panel, the resilient element being arranged to temporarily deflect to permit a panel to be raised from below the grid member into an installed position and to extend itself to hold such panel in position on the grid.

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Notification of Transmittal of the International Search Report and the Written Opinion of the International Searching Authority, or the Declaration, International Search Report dated Jun. 17, 2010, Written Opinion of the International Searching Authority dated Jun. 17, 2010 for corresponding PCT/US2009/063665, filed Nov. 9, 2009.

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