Inventor · disambiguated record

Ian C. Stewart

Also filed as: STEWART IAN C

23 granted patents·3 pending applications·237 citations·filing 2006–2020

94Inventor score

Technology areasC08F C08L C07F B60C C07C

Files withEXXONMOBIL CHEMICAL PATENTS INC15 EXXONMOBIL CHEM PATENTS INC6 MATERIA INC2 STEWART IAN C2 HAGADORN JOHN R1

Top patents by PatentIndex Score

26 records

0197US10882981B2Propylene-based polymer additives for improved tire tread performanceEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Jan 5, 2021·9 cites·9 claims
0297US9840569B2Spacer groups for functionalized resins in tiresEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Dec 12, 2017·14 cites·4 claims
0397US8658556B2Catalyst systems comprising multiple non-coordinating anion activators and methods for polymerization therewithSTEWART IAN C·Filed 2012·Granted Feb 25, 2014·151 cites·45 claims
0496US9260552B2Process to produce polymers from pyridyldiamido transition metal complexes and use thereofEXXONMOBIL CHEM PATENTS INC·Filed 2014·Granted Feb 16, 2016·14 cites·40 claims
0594US8669330B2Olefin triblock polymers via ring-opening metathesis polymerizationSTEWART IAN C·Filed 2011·Granted Mar 11, 2014·21 cites·36 claims
0690US9657122B2Ethylene-propylene copolymeric compositions with long methylene sequence lengthsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2014·Granted May 23, 2017·7 cites·9 claims
0790US9169334B2Preparation of bottlebrush polymers via ring-opening metathesis polymerizationEXXONMOBIL CHEM PATENTS INC·Filed 2014·Granted Oct 27, 2015·8 cites·20 claims
0885US10059825B2Silica treating of functionalized resins in tiresEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Aug 28, 2018·2 cites·15 claims
0982US9273166B2Functionalized resins obtained via olefin metathesisEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Mar 1, 2016·2 cites·9 claims
1082US8969482B2Dynamic modulation of metallocene catalystsEXXONMOBIL CHEM PATENTS INC·Filed 2012·Granted Mar 3, 2015·4 cites·50 claims
1175US8008224B2Organometallic ruthenium complexes and related methods for the preparation of tetra-substituted and other hindered olefinsMATERIA INC·Filed 2006·Granted Aug 30, 2011·2 cites·14 claims
1274US11142021B2Chain end functionalized polyolefins for improving wet traction and rolling resistance of tire treadsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2020·Granted Oct 12, 2021·0 cites·5 claims
1373US10059782B2Free radical grafting of functionalized resins for tiresEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Aug 28, 2018·1 cites·11 claims
1472US9611348B2Process of producing polyolefins using metallocene polymerization catalysts and copolymers therefromEXXONMOBIL CHEMICAL PATENTS INC·Filed 2014·Granted Apr 4, 2017·2 cites·31 claims
1571US2021238395A1Propylene-Ethylene-Diene TerPolymer Additives for Improved Tire Tread PerformanceEXXONMOBIL CHEMICAL PATENTS INC·Filed 2020·Application pending·0 cites
1667US10583692B2Chain end functionalized polyolefins for improving wet traction and rolling resistance of tire treadsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Mar 10, 2020·0 cites·10 claims
1766US10550209B2Catalysts for producing polymers and enhanced propertiesEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Feb 4, 2020·0 cites·36 claims
1865US10465022B2Ethylene-propylene copolymeric compositions with long methylene sequence lengthsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2017·Granted Nov 5, 2019·0 cites·22 claims
1962US9988471B2Catalysts for producing polymers with enhanced propertiesEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted Jun 5, 2018·0 cites·22 claims
2060US2016122452A1Ethylene-Propylene Copolymeric Compositions With Long Methylene Sequence LengthsEXXONMOBIL CHEM PATENTS INC·Filed 2014·Application pending·0 cites
2157US8361922B2Organometallic ruthenium complexes and related methods for the preparation of tetra-substituted and other hindered olefinsMATERIA INC·Filed 2011·Granted Jan 29, 2013·0 cites·16 claims
2256US9388255B2Oxygenation of vinyl-terminated macromonomersEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Jul 12, 2016·0 cites·4 claims
2354US10538606B2Functionalized resins for high performance tiresEXXONMOBIL CHEMICAL PATENTS INC·Filed 2014·Granted Jan 21, 2020·0 cites·13 claims
2452US10822480B2Olefin-block copolymers and their use in elastomeric articlesEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Nov 3, 2020·0 cites·23 claims
2549US9884924B2Dual reactive functional groups for resins in tiresEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Feb 6, 2018·0 cites·16 claims
2641US2013131294A1Amidinate Catalyst Compounds, Process for Their Use and Polymers Produced TherefromHAGADORN JOHN R·Filed 2011·Application pending·0 cites

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