Inventor · disambiguated record
David Alan Pears
Also filed as: PEARS DAVID · PEARS DAVID A · PEARS DAVID ALAN
24 granted patents·17 pending applications·278 citations·filing 1988–2019
96Inventor score
Top patents by PatentIndex Score
41 records- 0182US7851541B2Composition and useARCH UK BIOCIDES LTD·Filed 2007·Granted Dec 14, 2010·2 cites·8 claims
- 0281US8652335B2Scavenger supports and the use thereof in a process for the extraction of metalsPEARS DAVID ALAN·Filed 2012·Granted Feb 18, 2014·3 cites·19 claims
- 0380US10870817B2Peracid-containing particleSOC CHIMICA BUSSI S P A·Filed 2015·Granted Dec 22, 2020·5 cites·15 claims
- 0480US7217759B2Composition and useARCH UK BIOCIDES LTD·Filed 2004·Granted May 15, 2007·11 cites·20 claims
- 0580US6395827B1Aqueous crosslinkable coating compositionsAVECIA LTD·Filed 1998·Granted May 28, 2002·39 cites·36 claims
- 0679US5147925AProduction of polyurethane polymers, the polymers so produced, and compositions containing themICI PLC·Filed 1991·Granted Sep 15, 1992·30 cites·32 claims
- 0777US9234256B2Scavenger supports and the use thereof in a process for the extraction of metalsPEARS DAVID ALAN·Filed 2005·Granted Jan 12, 2016·4 cites·27 claims
- 0876US8603453B2Antimicrobial polymeric biguanide and acidic co-polymer composition and method of useHODGE DAVID JOHN·Filed 2004·Granted Dec 10, 2013·12 cites·15 claims
- 0975US9399211B2Microencapsulated catalyst-ligand systemREAXA LTD·Filed 2015·Granted Jul 26, 2016·2 cites·15 claims
- 1072US7226968B2Composition and useARCH UK BIOCIDES LTD·Filed 2004·Granted Jun 5, 2007·12 cites·19 claims
- 1170US5364891AIncorporation of desired groups into polymers, the polymers so produced, and compositions containing themICI PLC·Filed 1991·Granted Nov 15, 1994·21 cites·22 claims
- 1269US6632858B1Colored polyurethanesAVECIA LTD·Filed 1999·Granted Oct 14, 2003·27 cites·9 claims
- 1368US6455611B1Colored polyurethanesAVECIA LTD·Filed 1999·Granted Sep 24, 2002·25 cites·10 claims
- 1465US6897262B2Scavenger resin and processes for the use thereofAVECIA LTD·Filed 2001·Granted May 24, 2005·6 cites·22 claims
- 1564US5021544APolyester polymers and aqueous dispersions thereofICI PLC·Filed 1989·Granted Jun 4, 1991·21 cites·36 claims
- 1659US6727296B1Ink-jet ink compositionsAVECIA LTD·Filed 1999·Granted Apr 27, 2004·18 cites·18 claims
- 1756US6639006B1Composition based on cross-linkable, water-dissipatable acrylic polymers, process and useAVECIA LTD·Filed 1999·Granted Oct 28, 2003·11 cites·37 claims
- 1851US11078115B2Sealants for insulating glass unitsTREMCO ILLBRUCK LTD·Filed 2017·Granted Aug 3, 2021·0 cites·32 claims
- 1950US7491779B2Polyvinyl ethersIMPERIAL COLLEGE·Filed 2004·Granted Feb 17, 2009·3 cites·18 claims
- 2049US5153259AAqueous dispersionsICI PLC·Filed 1991·Granted Oct 6, 1992·7 cites·7 claims
- 2149US2005014670A1Composition and useARCH UK BIOCIDES·Filed 2004·Application pending·0 cites
- 2248US2022072483A1Membrane and method of producing the sameG20 WATER TECH LIMITED·Filed 2019·Application pending·0 cites
- 2348US2009221419A1Microencapsulated Catalyst-Ligand SystemPEARS DAVID ALAN·Filed 2007·Application pending·0 cites
- 2444US2016130382A1Amphiphilic polymeric materialREVOLYMER U K LTD·Filed 2016·Application pending·0 cites
- 2543US5043098AA non-ionic dispersing agentICI PLC·Filed 1988·Granted Aug 27, 1991·7 cites·13 claims
- 2643US2016024441A1Wax blend polymer encapsulatesREVOLYMER U K LTD·Filed 2014·Application pending·0 cites
- 2742US2014171328A1Novel compositeREVOLYMER U K LTD·Filed 2012·Application pending·0 cites
- 2842US2014171327A1Novel compositeREVOLYMER U K LTD·Filed 2012·Application pending·0 cites
- 2940US2016130533A1Latex additivesREVOLYMER UK LTD·Filed 2014·Application pending·0 cites
- 3039US2017218315A1Detergents and Compositions with Enzymatic Polymer ParticlesNOVOZYMES AS·Filed 2015·Application pending·0 cites
- 3139US2012302487A1CompositeARMSTRONG STEPHEN·Filed 2010·Application pending·0 cites
- 3239US2007027028A1Microencapsulated catalyst-ligand system, methods of preparation and methods of use thereofPEARS DAVID A·Filed 2004·Application pending·0 cites
- 3338US2019249120A1Catalyst compositionITACONIX U K LTD·Filed 2017·Application pending·0 cites
- 3437US5691400ACompositionsZENECA LTD·Filed 1995·Granted Nov 25, 1997·5 cites·11 claims
- 3537US5674965AEpoxy compounds for use as components of aqueous coating compositionsZENECA LTD·Filed 1995·Granted Oct 7, 1997·4 cites·6 claims
- 3636US2017166845A1Encapsulated benefit agent particlesREVOLYMER (U K ) LTD·Filed 2015·Application pending·0 cites
- 3736US2004102542A1Coloured, water-dissipatable polyurethanesFiled 2001·Application pending·0 cites
- 3834US5128406AAqueous dispersionsICI PLC·Filed 1991·Granted Jul 7, 1992·3 cites·2 claims
- 3934US2016250134A1Polymers and uses thereofREVOLYMER (U K ) LTD·Filed 2016·Application pending·0 cites
- 4033US2014141262A1Vinyl alcohol polymers with silane side chains and compositions comprising the sameCASTLE THOMAS CHARLES·Filed 2013·Application pending·0 cites
- 4132US2013095047A1Cosmetic compositionCASTLE THOMAS CHARLES·Filed 2010·Application pending·0 cites
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