Assignee
ELK CORP DALLAS
US·17 granted patents·1,679 citations·filing 1991–2004
Top patents by PatentIndex Score
17 records- 0198USD369421SRandom cut laminated shingleELK CORP DALLAS·Filed 1995·Granted Apr 30, 1996·97 cites·1 claims
- 0297US5965257ACoated structural articlesELK CORP DALLAS·Filed 1998·Granted Oct 12, 1999·220 cites·19 claims
- 0397US5666776ALaminated roofing shingleELK CORP DALLAS·Filed 1995·Granted Sep 16, 1997·172 cites·5 claims
- 0497US5611186ALaminated roofing shingleELK CORP DALLAS·Filed 1994·Granted Mar 18, 1997·168 cites·25 claims
- 0596US6586353B1Roofing underlaymentELK CORP DALLAS·Filed 2000·Granted Jul 1, 2003·111 cites·18 claims
- 0695US5232530AMethod of making a thick shingleELK CORP DALLAS·Filed 1992·Granted Aug 3, 1993·168 cites·8 claims
- 0794US6289648B1Laminated roofing shingleELK CORP DALLAS·Filed 1999·Granted Sep 18, 2001·135 cites·10 claims
- 0893US5305569AThick shingleELK CORP DALLAS·Filed 1992·Granted Apr 26, 1994·116 cites·11 claims
- 0991US6500560B1Asphalt coated structural articleELK CORP DALLAS·Filed 2000·Granted Dec 31, 2002·56 cites·3 claims
- 1091US6199338B1Universal starter shingleELK CORP DALLAS·Filed 1999·Granted Mar 13, 2001·106 cites·13 claims
- 1190US6418692B1Aesthetic, self-aligning shingle for hip, ridge, or rake portion of a roofELK CORP DALLAS·Filed 2001·Granted Jul 16, 2002·82 cites·8 claims
- 1290USD344144SLaminated shingleELK CORP DALLAS·Filed 1991·Granted Feb 8, 1994·35 cites·1 claims
- 1389US6341462B2Roofing materialELK CORP DALLAS·Filed 1999·Granted Jan 29, 2002·157 cites·9 claims
- 1475US6316085B1Structural mat matrixELK CORP DALLAS·Filed 2000·Granted Nov 13, 2001·10 cites·1 claims
- 1568US5965638AStructural mat matrixELK CORP DALLAS·Filed 1997·Granted Oct 12, 1999·23 cites·4 claims
- 1665US6146705AStructural mat matrixELK CORP DALLAS·Filed 1999·Granted Nov 14, 2000·19 cites·1 claims
- 1755US7981819B2Fire resistant mattress fabric material and mattressELK CORP DALLAS·Filed 2004·Granted Jul 19, 2011·4 cites·6 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →