Inventor · disambiguated record
Sean W. Ewart
Also filed as: EWART SEAN · EWART SEAN W · EWART SEAN WILLIAM
35 granted patents·12 pending applications·61 citations·filing 2009–2025
95Inventor score
Files withDOW GLOBAL TECHNOLOGIES LLC39EWART SEAN W2CASTELLUCCIO ANTHONY J1DOW GLOBAL TECHNOLOGIES INC1EWART SEAN WILLIAM1
Top patents by PatentIndex Score
47 records- 0194US9975975B2Bis-biphenylphenoxy catalysts for polymerization of low molecular weight ethylene-based polymersDOW GLOBAL TECHNOLOGIES LLC·Filed 2015·Granted May 22, 2018·8 cites·13 claims
- 0293US8993692B2Self limiting catalyst composition for ethylene polymerizationJORGENSEN ROBERT J·Filed 2011·Granted Mar 31, 2015·15 cites·9 claims
- 0389US10730987B2Process for producing functionalized ethylene-based polymers with a low gel contentDOW GLOBAL TECHNOLOGIES LLC·Filed 2017·Granted Aug 4, 2020·2 cites·10 claims
- 0488US9045628B2Processes to prepare ethylene-based polymer compositionsEWART SEAN W·Filed 2011·Granted Jun 2, 2015·9 cites·15 claims
- 0587US10144898B2Lubricant compositions for improved high pressure free-radical polymerizationsDOW GLOBAL TECHNOLOGIES LLC·Filed 2015·Granted Dec 4, 2018·3 cites·19 claims
- 0683US12269906B2Ethylene-based polymer composition with branchingDOW GLOBAL TECHNOLOGIES LLC·Filed 2020·Granted Apr 8, 2025·1 cites·19 claims
- 0783US10005863B2Processes to form ethylene-based polymers using asymmetrical polyenesDOW GLOBAL TECHNOLOGIES LLC·Filed 2017·Granted Jun 26, 2018·1 cites·14 claims
- 0882US9751964B2Processes to improve reactor stability for the preparation of ethylene-based polymers using asymmetrical polyenesDOW GLOBAL TECHNOLOGIES LLC·Filed 2014·Granted Sep 5, 2017·3 cites·13 claims
- 0981US11608390B2Method and system for polymer productionDOW GLOBAL TECHNOLOGIES LLC·Filed 2019·Granted Mar 21, 2023·2 cites·20 claims
- 1081US11078441B2Lubricant treatments for free-radical polymerizationsDOW GLOBAL TECHNOLOGIES LLC·Filed 2017·Granted Aug 3, 2021·1 cites·5 claims
- 1180US10336846B2Process to form ethylene/α-olefin interpolymersDOW GLOBAL TECHNOLOGIES LLC·Filed 2016·Granted Jul 2, 2019·2 cites·10 claims
- 1280US2025060167A1Apparatus and method of use thereofDOW GLOBAL TECHNOLOGIES LLC·Filed 2024·Application pending·0 cites
- 1378US9428595B2Ethylene-based polymers and processes to make the sameEWART SEAN W·Filed 2012·Granted Aug 30, 2016·3 cites·11 claims
- 1476US10465024B2Process to make tubular ethylene based polymers with high melt strengthDOW GLOBAL TECHNOLOGIES LLC·Filed 2016·Granted Nov 5, 2019·1 cites·20 claims
- 1575US2025243304A1Ethylene-based polymer composition with branching and process for producing the sameDOW GLOBAL TECHNOLOGIES LLC·Filed 2025·Application pending·0 cites
- 1674US9714326B2Process for increasing the melt strength of a polyethylene resin, a masterbatch composition and a polymeric compositionDOW GLOBAL TECHNOLOGIES LLC·Filed 2014·Granted Jul 25, 2017·1 cites·4 claims
- 1773US9718906B2Processes to form ethylene-based polymers using asymmetrical polyenesDOW GLOBAL TECHNOLOGIES LLC·Filed 2014·Granted Aug 1, 2017·1 cites·14 claims
- 1873US8722817B2Process to make long chain branched (LCB), block, or interconnected copolymers of ethyleneKARJALA TERESA P·Filed 2010·Granted May 13, 2014·2 cites·10 claims
- 1972US9388260B2Ethylene-based polymers with improved melt strength and processes for the sameOSBY JOHN O·Filed 2012·Granted Jul 12, 2016·2 cites·15 claims
- 2070US12384866B2Ethylene-based polymer composition with branching and process for producing the sameDOW GLOBAL TECHNOLOGIES LLC·Filed 2020·Granted Aug 12, 2025·0 cites·15 claims
- 2170US2022017666A1Ethylene-Based Polymer Composition with Branching and Process for Producing the SameDOW GLOBAL TECHNOLOGIES LLC·Filed 2019·Application pending·0 cites
- 2269US12391784B2Ethylene-based polymer composition with branching and process for producing the sameDOW GLOBAL TECHNOLOGIES LLC·Filed 2020·Granted Aug 19, 2025·0 cites·16 claims
- 2366US12503579B2Ethylene-based polymer composition with branching and process for producing the sameDOW GLOBAL TECHNOLOGIES LLC·Filed 2020·Granted Dec 23, 2025·0 cites·15 claims
- 2466US12492274B2Antifoulant and processDOW GLOBAL TECHNOLOGIES LLC·Filed 2021·Granted Dec 9, 2025·0 cites·6 claims
- 2563US8933156B2Processes to control fouling and improve compositionsCASTELLUCCIO ANTHONY J·Filed 2009·Granted Jan 13, 2015·2 cites·6 claims
- 2662US12435015B2Methods for reducing fouling in upgrading reactorsDOW GLOBAL TECHNOLOGIES LLC·Filed 2020·Granted Oct 7, 2025·0 cites·15 claims
- 2762US2025230112A1Processes for converting saturated polyethylene to alkene productsDOW GLOBAL TECHNOLOGIES LLC·Filed 2023·Application pending·0 cites
- 2862US2025145748A1Carboxylic acid cosolvents in the production of ethylene acid copolymerDOW GLOBAL TECHNOLOGIES LLC·Filed 2023·Application pending·0 cites
- 2962US2021215432A1Apparatus and method of use thereofDOW GLOBAL TECHNOLOGIES LLC·Filed 2019·Application pending·0 cites
- 3062US2025368586A1Processes for converting unsaturated polyethylene to alkene productsDOW GLOBAL TECHNOLOGIES LLC·Filed 2023·Application pending·0 cites
- 3161US9035119B2Oligomerisation of olefinic compounds in the presence of an activated oligomerisation catalystEWART SEAN WILLIAM·Filed 2010·Granted May 19, 2015·2 cites·22 claims
- 3261US2025043055A1Grafted polyethyleneDOW GLOBAL TECHNOLOGIES LLC·Filed 2021·Application pending·0 cites
- 3360US12480065B2Drag reducing agentDOW GLOBAL TECHNOLOGIES LLC·Filed 2021·Granted Nov 25, 2025·0 cites·8 claims
- 3460US2023287157A1Ethylene-Based Polymer Composition with Multifunctional Branching Agent and Process for Producing SameDOW GLOBAL TECHNOLOGIES LLC·Filed 2021·Application pending·0 cites
- 3556US2023242743A1Polymers of Ethylene and Monocyclic OrganosiloxaneDOW GLOBAL TECHNOLOGIES LLC·Filed 2020·Application pending·0 cites
- 3655US9932425B2Processes to control fouling and improve compositionsDOW GLOBAL TECHNOLOGIES LLC·Filed 2014·Granted Apr 3, 2018·0 cites·13 claims
- 3754US10316115B2Process to visbreak propylene-based polymers with C—C initiatorsDOW GLOBAL TECHNOLOGIES LLC·Filed 2014·Granted Jun 11, 2019·0 cites·14 claims
- 3852US10160817B2Ethylene based interpolymers and composition comprising the sameDOW GLOBAL TECHNOLOGIES LLC·Filed 2015·Granted Dec 25, 2018·0 cites·11 claims
- 3949US11236182B2Ziegler-Natta catalyst deactivation and neutralizationDOW GLOBAL TECHNOLOGIES LLC·Filed 2019·Granted Feb 1, 2022·0 cites·11 claims
- 4049US9328180B2Free-radical processes to make ethylene-based polymers using alklyated phenolsDOW GLOBAL TECHNOLOGIES LLC·Filed 2013·Granted May 3, 2016·0 cites·16 claims
- 4147US10730977B2Process to make tubular ethylene based polymers with high G′ and broad MWDDOW GLOBAL TECHNOLOGIES LLC·Filed 2016·Granted Aug 4, 2020·0 cites·14 claims
- 4247US10336893B2Process for preparing a modified ethylene-based polymer using a hydrocarbon initiatorDOW GLOBAL TECHNOLOGIES LLC·Filed 2015·Granted Jul 2, 2019·0 cites·20 claims
- 4346US2021205729A1Distributor for polymer solution devolatilization, methods of manufacture thereof and an article comprising the sameDOW GLOBAL TECHNOLOGIES LLC·Filed 2019·Application pending·0 cites
- 4444US11192969B2Method for isomer reduction during polymerization and system for accomplishing the sameDOW GLOBAL TECHNOLOGIES LLC·Filed 2016·Granted Dec 7, 2021·0 cites·21 claims
- 4543US9777083B2Process for making ethylene-based polymers using hydrocarbon initiatorsDOW GLOBAL TECHNOLOGIES LLC·Filed 2015·Granted Oct 3, 2017·0 cites·14 claims
- 4640US10647789B2Process for making ethylene-based polymers using carbon-carbon free radical initiatorsDOW GLOBAL TECHNOLOGIES LLC·Filed 2016·Granted May 12, 2020·0 cites·12 claims
- 4737US2010311927A1Process to make long chain branched (lcb), block, or interconnected copolymers of ethyleneDOW GLOBAL TECHNOLOGIES INC·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →