Assignee
SIMPSON DURA VENT COMPANY INC
US·6 granted patents·176 citations·filing 1985–2007
Top patents by PatentIndex Score
6 records- 0191US4846147AChimney liner systemSIMPSON DURA VENT COMPANY INC·Filed 1987·Granted Jul 11, 1989·79 cites·16 claims
- 0282US5165732AGas appliance connectionSIMPSON DURA VENT COMPANY INC·Filed 1991·Granted Nov 24, 1992·55 cites·11 claims
- 0375US4608963AThermally balanced air flow chimneySIMPSON DURA VENT COMPANY INC·Filed 1985·Granted Sep 2, 1986·34 cites·9 claims
- 0467US7665457B2Wall thimble with outside air inletSIMPSON DURA VENT COMPANY INC·Filed 2007·Granted Feb 23, 2010·2 cites·6 claims
- 0537USD552725SVent capSIMPSON DURA VENT COMPANY INC·Filed 2005·Granted Oct 9, 2007·3 cites·1 claims
- 0637USD552726SDirect vent capSIMPSON DURA VENT COMPANY INC·Filed 2005·Granted Oct 9, 2007·3 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →