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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Lehane, Jr.; James J.
Address:
McHenry, IL
No. of patents:
7
Patents:












Patent Number Title Of Patent Date Issued
D641501 Suspended ceiling grid tee assembly July 12, 2011
D641500 Suspended ceiling grid tee July 12, 2011
D577835 Suspended ceiling grid tee September 30, 2008
8266860 Grid tee for suspension ceiling September 18, 2012
In one embodiment, a roll-formed sheet metal tee for grid type suspended ceilings with the face of its flange integral with the stem and the layers of the stem fixed together for improved torsional strength. An upper region of the stem can have one or more of its layers folded to inc
7832168 Grid tee for suspension ceiling November 16, 2010
In one embodiment, a roll-formed sheet metal tee for grid type suspended ceilings with the face of its flange integral with the stem and the layers of the stem fixed together for improved torsional strength. An upper region of the stem can have one or more of its layers folded to inc
7797903 Compressed dovetail lance September 21, 2010
A roll formed sheet metal grid tee, having a multilayer web, is rigidified by a series of longitudinally spaced tabs lanced through the web. The tabs are cut with a dovetail shape and are foreshortened relative to the holes, made when they are formed, by bending them along a line paralle
7516585 Grid tee for suspension ceiling April 14, 2009
In one embodiment, a roll formed sheet metal tee for grid type suspended ceilings with the face of its flange integral with the stem and the layers of the stem fixed together for improved torsional strength. An upper region of the stem can have one or more of its layers folded to inc










 
 
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