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Flooring underlayment membrane
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Issue date Sep 17, 2013
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Building Materials Investment Corporation
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Daniel LaVietes
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B32 - LAYERED PRODUCTS
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Roofing material
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Issue date Mar 5, 2013
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Elk Premium Building Products, Inc.
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Matti Kiik
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Fire resistant slipsheet
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Patent number 8,178,449
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Issue date May 15, 2012
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Building Materials Investment Corp.
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Daniel La Vietes
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Water vapor barrier structural article
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Patent number 6,673,432
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Issue date Jan 6, 2004
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Elk Premium Building Products, Inc.
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Matti Kiik
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Roofing material
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Patent number 6,341,462
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Issue date Jan 29, 2002
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Elk Corporation of Dallas
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Matti Kiik
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D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS