Assignee
XERXES CORP
US·24 granted patents·420 citations·filing 1989–2005
Top patents by PatentIndex Score
24 records- 0191US6280614B1Residential septic tankXERXES CORP·Filed 2000·Granted Aug 28, 2001·72 cites·10 claims
- 0284US6551024B1System and method for detecting leaks in underground storage tankXERXES CORP·Filed 2000·Granted Apr 22, 2003·35 cites·15 claims
- 0373US6786689B2Low profile deadman and method for shipping the same with a tankXERXES CORP·Filed 2002·Granted Sep 7, 2004·21 cites·16 claims
- 0472US7150582B2Form for street box in underground storage tank installationXERXES CORP·Filed 2005·Granted Dec 19, 2006·4 cites·18 claims
- 0569US7028967B2Tank retaining systemXERXES CORP·Filed 2002·Granted Apr 18, 2006·13 cites·14 claims
- 0669US6564614B1Method and apparatus for vacuum testing water resistant and watertight risers and lidsXERXES CORP·Filed 2001·Granted May 20, 2003·16 cites·4 claims
- 0767US7337590B2Tank retaining systemXERXES CORP·Filed 2005·Granted Mar 4, 2008·3 cites·7 claims
- 0865US6558535B2Residential septic tank with seams above sewage line and residential septic tank with stepped ribsXERXES CORP·Filed 2001·Granted May 6, 2003·10 cites·16 claims
- 0965US4948007AUnderground storage tank of corrosion-resistant materials with internal steel ribXERXES CORP·Filed 1989·Granted Aug 14, 1990·23 cites·5 claims
- 1060US6517719B1Oil and water separatorXERXES CORP·Filed 2000·Granted Feb 11, 2003·7 cites·11 claims
- 1160US5595456AWater-tight riser for underground storage tank manwayXERXES CORP·Filed 1995·Granted Jan 21, 1997·30 cites·8 claims
- 1259US6467344B1Underground storage tank buoyancy and buoyancy safety factor calculation method and apparatusXERXES CORP·Filed 2000·Granted Oct 22, 2002·10 cites·15 claims
- 1358US5720404AFemale-molded underground storage tank and method of makingXERXES CORP·Filed 1996·Granted Feb 24, 1998·21 cites·13 claims
- 1455US6820762B2High strength rib for storage tanksXERXES CORP·Filed 2002·Granted Nov 23, 2004·8 cites·35 claims
- 1555US6397168B1Seismic evaluation method for underground structuresXERXES CORP·Filed 1999·Granted May 28, 2002·26 cites·27 claims
- 1655US5544974ASystem for underground storage and delivery of liquid product, and recovery of leakageXERXES CORP·Filed 1990·Granted Aug 13, 1996·24 cites·12 claims
- 1755US5220823ADouble walled underground storage tankXERXES CORP·Filed 1992·Granted Jun 22, 1993·28 cites·6 claims
- 1851US6889865B1Method and apparatus for pressure testing storage tanksXERXES CORP·Filed 2000·Granted May 10, 2005·5 cites·28 claims
- 1948US5803304AUnderground storage tankXERXES CORP·Filed 1995·Granted Sep 8, 1998·18 cites·10 claims
- 2046US6167608B1Tank upgrading method and tank assemblyXERXES CORP·Filed 1997·Granted Jan 2, 2001·11 cites·27 claims
- 2145US7229233B2Double walled containment sumpsXERXES CORP·Filed 2004·Granted Jun 12, 2007·3 cites·28 claims
- 2244US5645231AGlass choppersXERXES CORP·Filed 1995·Granted Jul 8, 1997·9 cites·16 claims
- 2337US6398057B1Triple walled underground storage tankXERXES CORP·Filed 1998·Granted Jun 4, 2002·9 cites·8 claims
- 2433US5980207ABackward inclined fan impellerXERXES CORP·Filed 1997·Granted Nov 9, 1999·14 cites·8 claims
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