Inventor · disambiguated record
Charles J. Thur
Also filed as: THUR CHARLES · THUR CHARLES J
49 granted patents·5 pending applications·2,136 citations·filing 1995–2014
99Inventor score
Files withROYAL APPLIANCE MFG47DONEGAN SHAWN2GUARDIAN TECHNOLOGIES LLC2THUR CHARLES2STEPHENS PAUL D1
Top patents by PatentIndex Score
54 records- 0199US6848146B2Upright vacuum cleaner with cyclonic airflowROYAL APPLIANCE MFG·Filed 2003·Granted Feb 1, 2005·151 cites·49 claims
- 0299US6003196AUpright vacuum cleaner with cyclonic airflowROYAL APPLIANCE MFG·Filed 1998·Granted Dec 21, 1999·179 cites·20 claims
- 0398US6463622B2Upright vacuum cleaner with cyclonic airflowROYAL APPLIANCE MFG·Filed 2001·Granted Oct 15, 2002·120 cites·52 claims
- 0498US6260234B1Upright vacuum cleaner with cyclonic airflowROYAL APPLIANCE MFG·Filed 1999·Granted Jul 17, 2001·187 cites·37 claims
- 0598US6026540AUpright vacuum cleaner with cyclonic airflowROYAL APPLIANCE MFG·Filed 1998·Granted Feb 22, 2000·159 cites·22 claims
- 0697US7146681B2Upright vacuum cleaner with cyclonic airflowROYAL APPLIANCE MFG·Filed 2004·Granted Dec 12, 2006·83 cites·41 claims
- 0797US7131165B2Upright vacuum cleaner with cyclonic airflowROYAL APPLIANCE MFG·Filed 2004·Granted Nov 7, 2006·81 cites·74 claims
- 0897US6341404B1Upright vacuum cleaner with cyclonic airflow pathwayROYAL APPLIANCE MFG·Filed 2000·Granted Jan 29, 2002·191 cites·21 claims
- 0996US6745432B2Upright vacuum cleaner with cyclonic airflowROYAL APPLIANCE MFG·Filed 2002·Granted Jun 8, 2004·62 cites·27 claims
- 1096US6436160B1Dirt cup assembly for vacuum cleanerROYAL APPLIANCE MFG·Filed 2001·Granted Aug 20, 2002·108 cites·27 claims
- 1191US6532621B2Vacuum cleaner with noise suppression featuresROYAL APPLIANCE MFG·Filed 2001·Granted Mar 18, 2003·42 cites·21 claims
- 1290USD427399SNozzle base for vacuum cleanerROYAL APPLIANCE MFG·Filed 1999·Granted Jun 27, 2000·36 cites·1 claims
- 1389US7114216B2Vacuum cleaner with noise suppression featuresROYAL APPLIANCE MFG·Filed 2004·Granted Oct 3, 2006·32 cites·66 claims
- 1489US6108861AExtendable hose for a vacuum cleanerROYAL APPLIANCE MFG·Filed 1998·Granted Aug 29, 2000·79 cites·20 claims
- 1589USD418265SUpright vacuum cleanerROYAL APPLIANCE MFG·Filed 1997·Granted Dec 28, 1999·35 cites·1 claims
- 1687US6948211B2Vacuum cleaner with noise suppression featuresROYAL APPLIANCE MFG·Filed 2002·Granted Sep 27, 2005·26 cites·39 claims
- 1786USRE39473EUpright vacuum cleaner with cyclonic airflow pathwayROYAL APPLIANCE MFG·Filed 2004·Granted Jan 23, 2007·35 cites·72 claims
- 1886USD439383SNozzle base for a vacuum cleanerROYAL APPLIANCE MFG·Filed 2000·Granted Mar 20, 2001·33 cites·1 claims
- 1985US5797162AExtendable hose for a vacuum cleanerROYAL APPLIANCE MFG·Filed 1997·Granted Aug 25, 1998·63 cites·31 claims
- 2084US6951045B2Vacuum cleaner having hose detachable at nozzleROYAL APPLIANCE MFG·Filed 2002·Granted Oct 4, 2005·35 cites·53 claims
- 2184US5755009ABag mount for a vacuum cleanerROYAL APPLIANCE MFG·Filed 1996·Granted May 26, 1998·62 cites·23 claims
- 2283US8739358B2Vacuum cleaner with noise suppression featuresSTEPHENS PAUL D·Filed 2011·Granted Jun 3, 2014·9 cites·19 claims
- 2382USD494329SConically shaped filterROYAL APPLIANCE MFG·Filed 2002·Granted Aug 10, 2004·27 cites·1 claims
- 2481US6536072B2Compression latch for dirt cupROYAL APPLIANCE MFG·Filed 2001·Granted Mar 25, 2003·31 cites·18 claims
- 2580USD433201SVacuum cleaner dust cupROYAL APPLIANCE MFG·Filed 1999·Granted Oct 31, 2000·22 cites·1 claims
- 2679USD441155SFilter for vacuum cleanerROYAL APPLIANCE MFG·Filed 1999·Granted Apr 24, 2001·21 cites·1 claims
- 2775US7900317B2Vacuum cleaner with noise suppression featuresROYAL APPLIANCE MFG·Filed 2009·Granted Mar 8, 2011·3 cites·17 claims
- 2875US7134166B2Upright vacuum cleaner with cyclonic airflowROYAL APPLIANCE MFG·Filed 2005·Granted Nov 14, 2006·3 cites·27 claims
- 2969US6467123B1Airflow indicatorROYAL APPLIANCE MFG·Filed 2000·Granted Oct 22, 2002·17 cites·19 claims
- 3068US7627929B2Vacuum cleaner with noise suppression featuresROYAL APPLIANCE MFG·Filed 2006·Granted Dec 8, 2009·1 cites·20 claims
- 3168USRE38949EUpright vacuum cleaner with cyclonic airflowROYAL APPLIANCE MFG·Filed 2002·Granted Jan 31, 2006·10 cites·65 claims
- 3268US6523222B2Airflow shut-off mechanism for vacuum cleanerROYAL APPLIANCE MFG·Filed 2001·Granted Feb 25, 2003·14 cites·22 claims
- 3366USD465075SVacuum cleaner upper portionROYAL APPLIANCE MFG·Filed 1998·Granted Oct 29, 2002·13 cites·1 claims
- 3465USD453595SDirt cup for a vacuum cleanerROYAL APPLIANCE MFG·Filed 2001·Granted Feb 12, 2002·13 cites·1 claims
- 3564US6836930B2Airflow indicatorROYAL APPLIANCE MFG·Filed 2002·Granted Jan 4, 2005·11 cites·29 claims
- 3664US5850666AUpright vacuum cleanerROYAL APPLIANCE MFG·Filed 1997·Granted Dec 22, 1998·23 cites·2 claims
- 3761USD440365SLower handle portion of a vacuum cleanerROYAL APPLIANCE MFG·Filed 2000·Granted Apr 10, 2001·12 cites·1 claims
- 3860US6510584B2Flow cut-off and brushroll shut-off mechanism for vacuum cleanerROYAL APPLIANCE MFG·Filed 2001·Granted Jan 28, 2003·8 cites·21 claims
- 3960USD436701SFilter holder for a vacuum cleanerROYAL APPLIANCE MFG·Filed 2000·Granted Jan 23, 2001·11 cites·1 claims
- 4060US5903955AUpright vacuum cleanerROYAL APPLIANCE MFG·Filed 1998·Granted May 18, 1999·20 cites·11 claims
- 4158US2010226836A1SanitizerTHUR CHARLES·Filed 2009·Application pending·0 cites
- 4257USD439385SUpper handle portion of a vacuum cleanerROYAL APPLIANCE MFG·Filed 2000·Granted Mar 20, 2001·10 cites·1 claims
- 4357USD418953SUpright vacuum cleanerROYAL APPLIANCE MFG·Filed 1997·Granted Jan 11, 2000·9 cites·1 claims
- 4457US5911261AUpright vacuum cleanerROYAL APPLIANCE MFG·Filed 1998·Granted Jun 15, 1999·18 cites·8 claims
- 4557USD408600SVacuum cleanerROYAL APPLIANCE MFG·Filed 1995·Granted Apr 20, 1999·9 cites·1 claims
- 4656USD453403SDirt cup lid for a vacuum cleanerROYAL APPLIANCE MFG·Filed 2001·Granted Feb 5, 2002·9 cites·1 claims
- 4756US2008219883A1Toothbrush sanitizerTHUR CHARLES·Filed 2008·Application pending·0 cites
- 4856US2011013968A1Fluid applicator assemblyDONEGAN SHAWN·Filed 2007·Application pending·0 cites
- 4953US2007207066A1Air sterilization device and uses thereofGUARDIAN TECHNOLOGIES LLC·Filed 2007·Application pending·0 cites
- 5051US6282748B1Brushroll chamber for vacuum cleanerROYAL APPLIANCE MFG·Filed 2000·Granted Sep 4, 2001·2 cites·15 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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