|
| US3949657 | 22 Abr 1974 | 13 Abr 1976 | | Ventilated cap for the ridge of a roof |
| US3950903 | 12 Nov 1973 | 20 Abr 1976 | Advance Housing Corporation | Roof construction |
| US4622252 | 29 Sep 1982 | 11 Nov 1986 | Phillips Petroleum Company | Laminate with plastic film |
| US5331783 | 14 Ene 1993 | 26 Jul 1994 | Liberty Diversified Industries, Inc. | Ridge cap type roof ventilator |
| US5548940 | 22 Nov 1994 | 27 Ago 1996 | | Rolled vinyl siding |
| US5636490 | 28 Mar 1996 | 10 Jun 1997 | | Roof system |
| US7550187 | 16 Ene 2004 | 23 Jun 2009 | W. R. Grace & Co. -Conn. | Moisture barrier membrane with tearable release liner composite |
| US7836654 | 5 Ago 2005 | 23 Nov 2010 | Owens Corning Intellectual Capital, LLC | Shingle with reinforced nail zone and method of manufacturing |
| US7861478 | 30 Oct 2007 | 4 Ene 2011 | CertainTeed Corporation | Roof membrane and roof system using the membrane to simulate a standing seam metal roof |
| US8015770 | 16 Sep 2010 | 13 Sep 2011 | CertainTeed Corporation | Roof membrane and roof system using the membrane to simulate a standing seam metal roof |
| US8156704 | 28 Feb 2011 | 17 Abr 2012 | Owens-Corning Fiberglas Technology, Inc. | Reducing humping of stacked roofing shingles |
| US8181413 | 30 Sep 2010 | 22 May 2012 | Owens Corning Intellectual Capital, LLC | Shingle with reinforced nail zone and method of manufacturing |
| US8230656 | 7 Oct 2010 | 31 Jul 2012 | CertainTeed Corporation | Roof membrane and roof system using the membrane to stimulate a standing seam metal roof |
| US8240102 | 5 Ago 2006 | 14 Ago 2012 | Owens Corning Intellectual Capital, LLC | Shingle with reinforced nail zone and method of manufacturing |
