Assignee
LANGDON INC
US·7 granted patents·2 pending applications·132 citations·filing 2005–2012
Top patents by PatentIndex Score
9 records- 0189US7997112B2Flange-forming system for tube and related methodsLANGDON INC·Filed 2007·Granted Aug 16, 2011·24 cites·24 claims
- 0289USD534253SGasketLANGDON INC·Filed 2005·Granted Dec 26, 2006·44 cites·1 claims
- 0386US7523964B2Sealing gasket for ventilation duct systemLANGDON INC·Filed 2005·Granted Apr 28, 2009·18 cites·29 claims
- 0465USD521147SPortion of ductworkLANGDON INC·Filed 2005·Granted May 16, 2006·15 cites·1 claims
- 0560USD737133SClamping memberLANGDON INC·Filed 2012·Granted Aug 25, 2015·11 cites·1 claims
- 0660USD529598SPortion of ductworkLANGDON INC·Filed 2005·Granted Oct 3, 2006·12 cites·1 claims
- 0753USD736072SClamping memberLANGDON INC·Filed 2012·Granted Aug 11, 2015·8 cites·1 claims
- 0846US2009083962A1Flange-forming system for tube and related methodsLANGDON INC·Filed 2008·Application pending·0 cites
- 0942US2009085349A1Duct systems and related methodsLANGDON INC·Filed 2008·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →