Inventor · disambiguated record

Antonios K. Doufas

Also filed as: DOUFAS ANTONIOS · DOUFAS ANTONIOS K

32 granted patents·18 pending applications·930 citations·filing 2005–2023

97Inventor score

Technology areasC08L C08F Y10T B32B C08J

Files withEXXONMOBIL CHEMICAL PATENTS INC21 CELANESE INT CORP8 DOW GLOBAL TECHNOLOGIES INC8 BRASKEM AMERICA INC2 DOUFAS ANTONIOS2

Top patents by PatentIndex Score

50 records

0198US7947367B2Fibers made from copolymers of ethylene/α-olefinsDOW GLOBAL TECHNOLOGIES LLC·Filed 2006·Granted May 24, 2011·51 cites·22 claims
0298US7504347B2Fibers made from copolymers of propylene/α-olefinsDOW GLOBAL TECHNOLOGIES INC·Filed 2006·Granted Mar 17, 2009·153 cites·21 claims
0398US7355089B2Compositions of ethylene/α-olefin multi-block interpolymer for elastic films and laminatesDOW GLOBAL TECHNOLOGIES INC·Filed 2006·Granted Apr 8, 2008·393 cites·26 claims
0497US7803728B2Fibers made from copolymers of ethylene/α-olefinsDOW GLOBAL TECHNOLOGIES INC·Filed 2006·Granted Sep 28, 2010·60 cites·18 claims
0597US7737061B2Compositions of ethylene/alpha-olefin multi-block interpolymer for elastic films and laminatesDOW GLOBAL TECHNOLOGIES INC·Filed 2006·Granted Jun 15, 2010·54 cites·15 claims
0697US7732052B2Compositions of ethylene/alpha-olefin multi-block interpolymer for elastic films and laminatesDOW GLOBAL TECHNOLOGIES INC·Filed 2008·Granted Jun 8, 2010·54 cites·27 claims
0796US10590212B2Multimodal and broad molecular weight high density polyethyleneEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted Mar 17, 2020·9 cites·10 claims
0895US7101623B2Extensible and elastic conjugate fibers and webs having a nontacky feelDOW GLOBAL TECHNOLOGIES INC·Filed 2005·Granted Sep 5, 2006·27 cites·20 claims
0994US10618989B2Polyethylene compositionEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted Apr 14, 2020·8 cites·25 claims
1094US8067319B2Fibers made from copolymers of ethylene/α-olefinsPOON BENJAMIN C·Filed 2010·Granted Nov 29, 2011·40 cites·19 claims
1193US7413803B2Extensible and elastic conjugate fibers and webs having a nontacky feelDOW GLOBAL TECHNOLOGIES INC·Filed 2006·Granted Aug 19, 2008·16 cites·4 claims
1292US7101622B2Propylene-based copolymers, a method of making the fibers and articles made from the fibersDOW GLOBAL TECHNOLOGIES INC·Filed 2005·Granted Sep 5, 2006·24 cites·26 claims
1390US11302459B2Polyethylene extrudates and methods of making the sameEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Apr 12, 2022·5 cites·18 claims
1486US10138320B2Comb-block high density polyethylenes and methods of making themEXXONMOBIL CHEMICAL PATENTS INC·Filed 2017·Granted Nov 27, 2018·2 cites·33 claims
1586US8044135B2Polypropylene impact copolymer compositionsBRASKEM AMERICA INC·Filed 2010·Granted Oct 25, 2011·13 cites·11 claims
1684US11174332B2Compatibilized thermoplastic vulcanizate compositionsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Granted Nov 16, 2021·1 cites·13 claims
1784US10100183B2Propylene polymersEXXONMOBIL CHEMICAL PATENTS INC·Filed 2013·Granted Oct 16, 2018·3 cites·24 claims
1883US10246542B2Atactic polypropylene comb block polyolefins useful as modifiers in polyolefins and hydrocarbonsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2016·Granted Apr 2, 2019·2 cites·15 claims
1980US9382411B2Propylene polymersEXXONMOBIL CHEM PATENTS INC·Filed 2013·Granted Jul 5, 2016·3 cites·15 claims
2079US11370860B2Supported catalyst systems and methods of using sameEXXONMOBIL CHEMICAL PATENTS INC·Filed 2017·Granted Jun 28, 2022·1 cites·19 claims
2179US9322114B2Polypropylene fibers and fabricsEXXONMOBIL CHEM PATENTS INC·Filed 2012·Granted Apr 26, 2016·5 cites·32 claims
2276US11905401B2Thermoplastic vulcanizate compositionsCELANESE INT CORP·Filed 2022·Granted Feb 20, 2024·0 cites·10 claims
2371US8389635B2Polypropylene composition for buried structuresDOUFAS ANTONIOS·Filed 2012·Granted Mar 5, 2013·3 cites·17 claims
2471US2025388709A1Polyolefin Elastomeric Ionomers And Methods Related TheretoEXXONMOBIL CHEMICAL PATENTS INC·Filed 2023·Application pending·0 cites
2570US10174442B2Polypropylene fibers and fabricsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2015·Granted Jan 8, 2019·2 cites·12 claims
2668US11312847B2Thermoplastic vulcanizate compositionsCELANESE INT CORP·Filed 2019·Granted Apr 26, 2022·0 cites·25 claims
2768US8217116B2Polypropylene composition for buried structuresDOUFAS ANTONIOS·Filed 2009·Granted Jul 10, 2012·1 cites·16 claims
2867US2025101149A1Processes for Making Propylene-Based Copolymers Having Broad CDs and MWDsEXXONMOBIL TECHNOLOGY & ENGINEERING COMPANY·Filed 2022·Application pending·0 cites
2966US11629209B2Supported catalyst systems and methods of using sameEXXONMOBIL CHEMICAL PATENTS INC·Filed 2022·Granted Apr 18, 2023·0 cites·8 claims
3058US2023097049A1Propylene-Based Elastomer Compositions, Articles Thereof, and Methods ThereofEXXONMOBIL CHEMICAL PATENTS INC·Filed 2020·Application pending·0 cites
3157US12371556B2Automotive weather seals formed with thermoplastic vulcanizate compositionsCELANESE INT CORP·Filed 2020·Granted Jul 29, 2025·0 cites·25 claims
3257US2022325086A1Propylene-Rich Thermoplastic Vulcanizate Compositions and ArticlesCELANESE INT CORP·Filed 2020·Application pending·0 cites
3356US11479624B2PE-RT pipes and processes for making the sameEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Granted Oct 25, 2022·0 cites·14 claims
3455US11629245B2Polyethylene compositions, wire and cables, and methods for making the sameEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Granted Apr 18, 2023·0 cites·15 claims
3554US11725098B2Thermoplastic vulcanizate conduits for transporting hydrocarbon fluidsCELANESE INT CORP·Filed 2018·Granted Aug 15, 2023·0 cites·25 claims
3654US2022112364A1Pipe Including a Thermoplastic Vulcanizate CompositionEXXONMOBIL CHEMICAL PATENTS INC·Filed 2020·Application pending·0 cites
3753US11846371B2Thermoplastic blends and composites for flexible pipesEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Granted Dec 19, 2023·0 cites·22 claims
3853US2016194488A1Propylene-based compositions of enhanced appearance and excellent mold flowabilityBRASKEM AMERICA INC·Filed 2016·Application pending·0 cites
3953US2022306849A1Thermoplastic Vulcanizate Compositions and Processes for the Production ThereofCELANESE INT CORP·Filed 2020·Application pending·0 cites
4051US2022112362A1Thermoplastic Vulcanizate Compositions Their Preparation and Use in Flexible Tubular PipesEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Application pending·0 cites
4151US2022081528A1Foam Thermoplastic Vulcanizate Pellet Compositions, Methods, and Articles Related TheretoEXXONMOBIL CHEMICAL PATENTS INC·Filed 2020·Application pending·0 cites
4250US2023133171A1Thermoplastic Elastomer Compositions, Their Preparation and Use in Fiber-Reinforced Spoolable PipesCELANESE INT CORP·Filed 2021·Application pending·0 cites
4349US2022042625A1Thermoplastic Vulcanizate Compositions in Polymeric Inner / Pressure Sheaths of Flexible Pipes for Oil & Gas ApplicationsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Application pending·0 cites
4449US2008199673A1Propylene Based Meltblown Nonwoven Layers and Composite StructuresALLGEUER THOMAS T·Filed 2006·Application pending·0 cites
4548US2021340361A1Crosslinked Elastomer-Polymer BlendsEXXONMOBIL CHEMICAL PATENTS INC·Filed 2019·Application pending·0 cites
4648US2022299154A1Thermoplastic Vulcanizate Compositions and Thermoplastic Olefinic Compositions as Insulating Layers in Non-Flexible PipesCELANESE INT CORP·Filed 2020·Application pending·0 cites
4747US2020087477A1Foamable High Density Polyethylene Compositions and Articles Made TherefromEXXONMOBIL CHEMICAL PATENTS INC·Filed 2018·Application pending·0 cites
4847US2008268244A1Impact copolymers having improved propertiesDOUFAS ANTONIOS K·Filed 2007·Application pending·0 cites
4946US2012157599A1Propylene-based compositions of enhanced appearance and excellent mold flowabilityDOUFAS ANTONIOS K·Filed 2011·Application pending·0 cites
5043US2007036972A1Propylene-based copolymers, a method of making the fibers and articles made from the fibersCHANG ANDY C·Filed 2006·Application pending·0 cites

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →