Invention Grant
- Patent Title: Free span ceiling grid system
- Patent Title (中): 自由跨度天花板网格系统
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Application No.: US14462716Application Date: 2014-08-19
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Publication No.: US09255403B1Publication Date: 2016-02-09
- Inventor: James J. Lehane , Lee M. Tedesco , Peder J. Gulbrandsen , John M. Willi , Donald J. Leahy , Abraham M. Underkofler , Yelena Straight , Michael O'Donnell
- Applicant: USG Interiors, LLC
- Applicant Address: US IL Chicago
- Assignee: USG INTERIORS, LLC
- Current Assignee: USG INTERIORS, LLC
- Current Assignee Address: US IL Chicago
- Agency: Pearne & Gordon LLP
- Main IPC: E04B9/34
- IPC: E04B9/34 ; E04B9/06 ; E04B9/00 ; E04B9/10 ; E04B9/18
Abstract:
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.
Public/Granted literature
- US20160053488A1 FREE SPAN CEILING GRID SYSTEM Public/Granted day:2016-02-25
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