Individual holder
DUFFY DEAN R
US·9 granted patents·1 pending application·127 citations·filing 2005–2010
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
10 records- 0195US8528560B2Filtering face-piece respirator having parallel line weld pattern in mask bodyDUFFY DEAN R·Filed 2010·Granted Sep 10, 2013·24 cites·16 claims
- 0293US9012013B2Expandable face mask with reinforcing nettingDUFFY DEAN R·Filed 2008·Granted Apr 21, 2015·18 cites·18 claims
- 0392US8881729B2Horizontal flat-fold filtering face-piece respirator having indicia of symmetryDUFFY DEAN R·Filed 2009·Granted Nov 11, 2014·21 cites·4 claims
- 0486US8074660B2Expandable face mask with engageable stiffening elementDUFFY DEAN R·Filed 2008·Granted Dec 13, 2011·13 cites·22 claims
- 0580US11083916B2Flat fold respirator having flanges disposed on the mask bodyDUFFY DEAN R·Filed 2008·Granted Aug 10, 2021·9 cites·22 claims
- 0679US8491689B2Joined filter media pleat packsDUFFY DEAN R·Filed 2008·Granted Jul 23, 2013·12 cites·14 claims
- 0771USD652910SFilter cartridgeDUFFY DEAN R·Filed 2009·Granted Jan 24, 2012·17 cites·1 claims
- 0857USD704824SRespirator having folded nose regionDUFFY DEAN R·Filed 2010·Granted May 13, 2014·10 cites·1 claims
- 0945US2007144125A1Perimeter filter frame having internal retaining finsDUFFY DEAN R·Filed 2005·Application pending·0 cites
- 1039USD678507SParallel bond lines on a fibrous filtration face maskDUFFY DEAN R·Filed 2009·Granted Mar 19, 2013·3 cites·1 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →