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Ceiling tile
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Patent number 9,017,787
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Issue date Apr 28, 2015
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Tower IPCO Company Limited
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Norman Stone
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B32 - LAYERED PRODUCTS
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Ceiling plank
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Patent number 8,806,837
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Issue date Aug 19, 2014
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Tower IPCO Company Limited
-
Norman Stone
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E04 - BUILDING
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Floor member
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Patent number 8,250,824
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Issue date Aug 28, 2012
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Tower IPCO Company
-
Norman Stone
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E04 - BUILDING
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Ceiling tile
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Patent number 8,227,068
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Issue date Jul 24, 2012
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Tower IPCO Company Limited
-
Norman Stone
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B32 - LAYERED PRODUCTS
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Floor member
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Patent number 7,685,790
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Issue date Mar 30, 2010
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Tru Woods Limited
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Norman Stone
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Floor tile
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Patent number 7,458,191
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Issue date Dec 2, 2008
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Tru Woods Limited
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Norman Stone
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Floor plank
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Patent number 7,322,159
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Issue date Jan 29, 2008
-
Tru Woods Limited
-
Norman Stone
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Floor plank
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Patent number 7,155,871
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Issue date Jan 2, 2007
-
Tru Woods Limited
-
Norman Stone
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC