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Shingle
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Patent number D611620
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Issue date Mar 9, 2010
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CertainTeed Corporation
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Husnu M. Kalkanoglu
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D25 - Building units and construction elements
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Shingle
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Patent number D552267
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Issue date Oct 2, 2007
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CertainTeed Corporation
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Husnu M. Kalkanoglu
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D25 - Building units and construction elements
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-
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Shingle
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Patent number 6,205,734
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Issue date Mar 27, 2001
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CertainTeed Corporation
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Husnu M. Kalkanoglu
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B44 - DECORATIVE ARTS
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Method of making a shingle
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Patent number 6,092,345
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Issue date Jul 25, 2000
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CertainTeed Corporation
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Husnu M. Kalkanoglu
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B44 - DECORATIVE ARTS
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Laminated shingle
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Patent number 6,044,608
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Issue date Apr 4, 2000
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CertainTeed Corporation
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Kermit E. Stahl
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E04 - BUILDING
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-
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Shingle
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Patent number 5,953,877
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Issue date Sep 21, 1999
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CertainTeed Corporation
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Husnu M. Kalkanoglu
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B44 - DECORATIVE ARTS
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Shingle
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Patent number D388195
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Issue date Dec 23, 1997
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CertainTeed Corporation
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Marcia G. Hannah
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D25 - Building units and construction elements
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Shingle
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Patent number D376660
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Issue date Dec 17, 1996
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CertainTeed Corporation
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Marcia G. Hannah
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D25 - Building units and construction elements
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Shingle
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Patent number D375563
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Issue date Nov 12, 1996
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CertainTeed Corporation
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Marcia G. Hannah
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D25 - Building units and construction elements
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Roofing shingle
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Patent number 5,421,134
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Issue date Jun 6, 1995
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CertainTeed Corporation
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Marcia G. Hannah
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E04 - BUILDING
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Roofing shingle square
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Patent number 5,400,558
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Issue date Mar 28, 1995
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CertainTeed Corporation
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Marcia G. Hannah
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E04 - BUILDING
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Roofing shingle
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Patent number 5,375,491
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Issue date Dec 27, 1994
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CertainTeed Corporation
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Marcia G. Hannah
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E04 - BUILDING
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Roofing shingle
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Patent number 5,287,669
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Issue date Feb 22, 1994
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CertainTeed Corporation
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Marcia G. Hannah
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E04 - BUILDING
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Tab portion of a shingle
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Patent number D336347
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Issue date Jun 8, 1993
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CertainTeed Corporation
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Marica G. Hannah
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D25 - Building units and construction elements
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Multi-layer shingle
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Patent number 5,181,361
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Issue date Jan 26, 1993
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CertainTeed Corporation
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Marcia G. Hannah
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E04 - BUILDING